20855406240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:505

約数の個数: 576

約数和(自身を含む): 78699479040

約数和(自身を除く): 57844072800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 32, 36, 38, 40, 45, 48, 57, 60, 62, 67, 72, 76, 80, 90, 93, 95, 96, 114, 120, 124, 134, 144, 152, 155, 160, 171, 180, 186, 190, 201, 228, 240, 248, 268, 279, 285, 288, 304, 310, 335, 342, 360, 367, 372, 380, 402, 456, 465, 480, 496, 536, 558, 570, 589, 603, 608, 620, 670, 684, 720, 734, 744, 760, 804, 855, 912, 930, 992, 1005, 1072, 1101, 1116, 1140, 1178, 1206, 1240, 1273, 1340, 1368, 1395, 1440, 1468, 1488, 1520, 1608, 1710, 1767, 1824, 1835, 1860, 2010, 2077, 2144, 2202, 2232, 2280, 2356, 2412, 2480, 2546, 2680, 2736, 2790, 2936, 2945, 2976, 3015, 3040, 3216, 3303, 3420, 3534, 3670, 3720, 3819, 4020, 4154, 4404, 4464, 4560, 4712, 4824, 4960, 5092, 5301, 5360, 5472, 5505, 5580, 5872, 5890, 6030, 6231, 6365, 6432, 6606, 6840, 6973, 7068, 7340, 7440, 7638, 8040, 8308, 8808, 8835, 8928, 9120, 9424, 9648, 10184, 10385, 10602, 10720, 11010, 11160, 11377, 11457, 11744, 11780, 12060, 12462, 12730, 13212, 13680, 13946, 14136, 14680, 14880, 15276, 16080, 16515, 16616, 17616, 17670, 18693, 18848, 19095, 19296, 20368, 20770, 20919, 21204, 22020, 22320, 22754, 22914, 23560, 24120, 24589, 24924, 25460, 26424, 26505, 27360, 27892, 28272, 29360, 30552, 31155, 32160, 33030, 33232, 34131, 34865, 35232, 35340, 37386, 38190, 39463, 40736, 41540, 41838, 42408, 44040, 44640, 45508, 45828, 47120, 48240, 49178, 49848, 50920, 52848, 53010, 55784, 56544, 56885, 57285, 58720, 61104, 62310, 62757, 66060, 66464, 68262, 69730, 70680, 73767, 74772, 76380, 78926, 83080, 83676, 84816, 88080, 91016, 91656, 93465, 94240, 96480, 98356, 99696, 101840, 102393, 104595, 105696, 106020, 111568, 113770, 114570, 118389, 122208, 122945, 124620, 125514, 132120, 136524, 139460, 141360, 147534, 149544, 152760, 157852, 166160, 167352, 169632, 170655, 176160, 182032, 183312, 186930, 196712, 197315, 199392, 203680, 204786, 209190, 212040, 216163, 221301, 223136, 227540, 229140, 236778, 245890, 249240, 251028, 264240, 273048, 278920, 282720, 295068, 299088, 305520, 313785, 315704, 332320, 334704, 341310, 355167, 364064, 366624, 368835, 373860, 393424, 394630, 409572, 418380, 424080, 432326, 442602, 455080, 458280, 467191, 473556, 491780, 498480, 502056, 511965, 528480, 546096, 557840, 590136, 591945, 598176, 611040, 627570, 631408, 648489, 669408, 682620, 710334, 737670, 747720, 762259, 786848, 789260, 819144, 836760, 848160, 864652, 885204, 910160, 916560, 934382, 947112, 983560, 996960, 1004112, 1023930, 1080815, 1092192, 1106505, 1115680, 1180272, 1183890, 1255140, 1262816, 1296978, 1365240, 1401573, 1420668, 1475340, 1495440, 1524518, 1578520, 1638288, 1673520, 1729304, 1770408, 1775835, 1820320, 1833120, 1868764, 1894224, 1945467, 1967120, 2008224, 2047860, 2161630, 2213010, 2286777, 2335955, 2360544, 2367780, 2510280, 2593956, 2730480, 2803146, 2841336, 2950680, 2990880, 3049036, 3157040, 3242445, 3276576, 3347040, 3458608, 3540816, 3551670, 3737528, 3788448, 3811295, 3890934, 3934240, 4095720, 4204719, 4323260, 4426020, 4573554, 4671910, 4735560, 5020560, 5187912, 5460960, 5606292, 5682672, 5901360, 6098072, 6314080, 6484890, 6860331, 6917216, 7007865, 7081632, 7103340, 7475056, 7622590, 7781868, 8191440, 8409438, 8646520, 8852040, 9147108, 9343820, 9471120, 9727335, 10041120, 10375824, 11212584, 11365344, 11433885, 11802720, 12196144, 12969780, 13720662, 14015730, 14206680, 14482921, 14950112, 15245180, 15563736, 16382880, 16818876, 17293040, 17704080, 18294216, 18687640, 18942240, 19454670, 20751648, 21023595, 22425168, 22867770, 24392288, 25939560, 27441324, 28031460, 28413360, 28965842, 30490360, 31127472, 33637752, 34301655, 34586080, 35408160, 36588432, 37375280, 38909340, 42047190, 43448763, 44850336, 45735540, 51879120, 54882648, 56062920, 56826720, 57931684, 60980720, 62254944, 67275504, 68603310, 72414605, 73176864, 74750560, 77818680, 84094380, 86897526, 91471080, 103758240, 109765296, 112125840, 115863368, 121961440, 130346289, 134551008, 137206620, 144829210, 155637360, 168188760, 173795052, 182942160, 217243815, 219530592, 224251680, 231726736, 260692578, 274413240, 289658420, 311274720, 336377520, 347590104, 365884320, 434487630, 463453472, 521385156, 548826480, 579316840, 651731445, 672755040, 695180208, 868975260, 1042770312, 1097652960, 1158633680, 1303462890, 1390360416, 1737950520, 2085540624, 2317267360, 2606925780, 3475901040, 4171081248, 5213851560, 6951802080, 10427703120, 20855406240]

約数ペア:

[(1, 20855406240), (2, 10427703120), (3, 6951802080), (4, 5213851560), (5, 4171081248), (6, 3475901040), (8, 2606925780), (9, 2317267360), (10, 2085540624), (12, 1737950520), (15, 1390360416), (16, 1303462890), (18, 1158633680), (19, 1097652960), (20, 1042770312), (24, 868975260), (30, 695180208), (31, 672755040), (32, 651731445), (36, 579316840), (38, 548826480), (40, 521385156), (45, 463453472), (48, 434487630), (57, 365884320), (60, 347590104), (62, 336377520), (67, 311274720), (72, 289658420), (76, 274413240), (80, 260692578), (90, 231726736), (93, 224251680), (95, 219530592), (96, 217243815), (114, 182942160), (120, 173795052), (124, 168188760), (134, 155637360), (144, 144829210), (152, 137206620), (155, 134551008), (160, 130346289), (171, 121961440), (180, 115863368), (186, 112125840), (190, 109765296), (201, 103758240), (228, 91471080), (240, 86897526), (248, 84094380), (268, 77818680), (279, 74750560), (285, 73176864), (288, 72414605), (304, 68603310), (310, 67275504), (335, 62254944), (342, 60980720), (360, 57931684), (367, 56826720), (372, 56062920), (380, 54882648), (402, 51879120), (456, 45735540), (465, 44850336), (480, 43448763), (496, 42047190), (536, 38909340), (558, 37375280), (570, 36588432), (589, 35408160), (603, 34586080), (608, 34301655), (620, 33637752), (670, 31127472), (684, 30490360), (720, 28965842), (734, 28413360), (744, 28031460), (760, 27441324), (804, 25939560), (855, 24392288), (912, 22867770), (930, 22425168), (992, 21023595), (1005, 20751648), (1072, 19454670), (1101, 18942240), (1116, 18687640), (1140, 18294216), (1178, 17704080), (1206, 17293040), (1240, 16818876), (1273, 16382880), (1340, 15563736), (1368, 15245180), (1395, 14950112), (1440, 14482921), (1468, 14206680), (1488, 14015730), (1520, 13720662), (1608, 12969780), (1710, 12196144), (1767, 11802720), (1824, 11433885), (1835, 11365344), (1860, 11212584), (2010, 10375824), (2077, 10041120), (2144, 9727335), (2202, 9471120), (2232, 9343820), (2280, 9147108), (2356, 8852040), (2412, 8646520), (2480, 8409438), (2546, 8191440), (2680, 7781868), (2736, 7622590), (2790, 7475056), (2936, 7103340), (2945, 7081632), (2976, 7007865), (3015, 6917216), (3040, 6860331), (3216, 6484890), (3303, 6314080), (3420, 6098072), (3534, 5901360), (3670, 5682672), (3720, 5606292), (3819, 5460960), (4020, 5187912), (4154, 5020560), (4404, 4735560), (4464, 4671910), (4560, 4573554), (4712, 4426020), (4824, 4323260), (4960, 4204719), (5092, 4095720), (5301, 3934240), (5360, 3890934), (5472, 3811295), (5505, 3788448), (5580, 3737528), (5872, 3551670), (5890, 3540816), (6030, 3458608), (6231, 3347040), (6365, 3276576), (6432, 3242445), (6606, 3157040), (6840, 3049036), (6973, 2990880), (7068, 2950680), (7340, 2841336), (7440, 2803146), (7638, 2730480), (8040, 2593956), (8308, 2510280), (8808, 2367780), (8835, 2360544), (8928, 2335955), (9120, 2286777), (9424, 2213010), (9648, 2161630), (10184, 2047860), (10385, 2008224), (10602, 1967120), (10720, 1945467), (11010, 1894224), (11160, 1868764), (11377, 1833120), (11457, 1820320), (11744, 1775835), (11780, 1770408), (12060, 1729304), (12462, 1673520), (12730, 1638288), (13212, 1578520), (13680, 1524518), (13946, 1495440), (14136, 1475340), (14680, 1420668), (14880, 1401573), (15276, 1365240), (16080, 1296978), (16515, 1262816), (16616, 1255140), (17616, 1183890), (17670, 1180272), (18693, 1115680), (18848, 1106505), (19095, 1092192), (19296, 1080815), (20368, 1023930), (20770, 1004112), (20919, 996960), (21204, 983560), (22020, 947112), (22320, 934382), (22754, 916560), (22914, 910160), (23560, 885204), (24120, 864652), (24589, 848160), (24924, 836760), (25460, 819144), (26424, 789260), (26505, 786848), (27360, 762259), (27892, 747720), (28272, 737670), (29360, 710334), (30552, 682620), (31155, 669408), (32160, 648489), (33030, 631408), (33232, 627570), (34131, 611040), (34865, 598176), (35232, 591945), (35340, 590136), (37386, 557840), (38190, 546096), (39463, 528480), (40736, 511965), (41540, 502056), (41838, 498480), (42408, 491780), (44040, 473556), (44640, 467191), (45508, 458280), (45828, 455080), (47120, 442602), (48240, 432326), (49178, 424080), (49848, 418380), (50920, 409572), (52848, 394630), (53010, 393424), (55784, 373860), (56544, 368835), (56885, 366624), (57285, 364064), (58720, 355167), (61104, 341310), (62310, 334704), (62757, 332320), (66060, 315704), (66464, 313785), (68262, 305520), (69730, 299088), (70680, 295068), (73767, 282720), (74772, 278920), (76380, 273048), (78926, 264240), (83080, 251028), (83676, 249240), (84816, 245890), (88080, 236778), (91016, 229140), (91656, 227540), (93465, 223136), (94240, 221301), (96480, 216163), (98356, 212040), (99696, 209190), (101840, 204786), (102393, 203680), (104595, 199392), (105696, 197315), (106020, 196712), (111568, 186930), (113770, 183312), (114570, 182032), (118389, 176160), (122208, 170655), (122945, 169632), (124620, 167352), (125514, 166160), (132120, 157852), (136524, 152760), (139460, 149544), (141360, 147534)]