20291741280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:639

約数の個数: 576

約数和(自身を含む): 77199490368

約数和(自身を除く): 56907749088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 37, 40, 43, 45, 48, 51, 60, 68, 72, 74, 80, 85, 86, 90, 96, 102, 111, 120, 129, 136, 144, 148, 153, 160, 170, 172, 180, 185, 204, 215, 222, 240, 255, 258, 272, 288, 296, 306, 333, 340, 344, 360, 370, 387, 408, 430, 444, 480, 510, 516, 521, 544, 555, 592, 612, 629, 645, 666, 680, 688, 720, 731, 740, 765, 774, 816, 860, 888, 1020, 1032, 1042, 1110, 1184, 1224, 1258, 1290, 1332, 1360, 1376, 1440, 1462, 1480, 1530, 1548, 1563, 1591, 1632, 1665, 1720, 1776, 1887, 1935, 2040, 2064, 2084, 2193, 2220, 2448, 2516, 2580, 2605, 2664, 2720, 2924, 2960, 3060, 3096, 3126, 3145, 3182, 3330, 3440, 3552, 3655, 3774, 3870, 4080, 4128, 4168, 4386, 4440, 4689, 4773, 4896, 5032, 5160, 5210, 5328, 5661, 5848, 5920, 6120, 6192, 6252, 6290, 6364, 6579, 6660, 6880, 7310, 7548, 7740, 7815, 7955, 8160, 8336, 8772, 8857, 8880, 9378, 9435, 9546, 10064, 10320, 10420, 10656, 10965, 11322, 11696, 12240, 12384, 12504, 12580, 12728, 13158, 13320, 14319, 14620, 15096, 15480, 15630, 15910, 16672, 17544, 17714, 17760, 18756, 18870, 19092, 19277, 20128, 20640, 20840, 21930, 22403, 22644, 23392, 23445, 23865, 24480, 25008, 25160, 25456, 26316, 26571, 26640, 27047, 28305, 28638, 29240, 30192, 30960, 31260, 31820, 32895, 35088, 35428, 37512, 37740, 38184, 38554, 41680, 43860, 44285, 44806, 45288, 46890, 47730, 50016, 50320, 50912, 52632, 53142, 53280, 54094, 56610, 57276, 57831, 58480, 60384, 61920, 62520, 63640, 65790, 67209, 70176, 70856, 71595, 75024, 75480, 76368, 77108, 79713, 81141, 83360, 87720, 88570, 89612, 90576, 93780, 95460, 96385, 100640, 105264, 106284, 108188, 112015, 113220, 114552, 115662, 116960, 125040, 127280, 131580, 132855, 134418, 135235, 141712, 143190, 150048, 150960, 152736, 154216, 159426, 162282, 173493, 175440, 177140, 179224, 181152, 187560, 190920, 192770, 201627, 210528, 212568, 216376, 224030, 226440, 229104, 231324, 243423, 250080, 254560, 263160, 265710, 268836, 270470, 283424, 286380, 289155, 301920, 308432, 318852, 324564, 327709, 336045, 346986, 350880, 354280, 358448, 375120, 380851, 381840, 385540, 398565, 403254, 405705, 425136, 432752, 448060, 452880, 458208, 462648, 486846, 526320, 531420, 537672, 540940, 572760, 578310, 616864, 637704, 649128, 655418, 672090, 693972, 708560, 716896, 750240, 761702, 763680, 771080, 797130, 806508, 811410, 828911, 850272, 865504, 867465, 896120, 905760, 925296, 973692, 983127, 1008135, 1052640, 1062840, 1075344, 1081880, 1142553, 1145520, 1156620, 1217115, 1275408, 1298256, 1310836, 1344180, 1387944, 1417120, 1523404, 1542160, 1594260, 1613016, 1622820, 1638545, 1657822, 1734930, 1792240, 1850592, 1904255, 1947384, 1966254, 2016270, 2125680, 2150688, 2163760, 2285106, 2291040, 2313240, 2434230, 2486733, 2550816, 2596512, 2621672, 2688360, 2775888, 2949381, 3046808, 3084320, 3188520, 3226032, 3245640, 3277090, 3315644, 3427659, 3469860, 3584480, 3808510, 3894768, 3932508, 4032540, 4144555, 4251360, 4327520, 4570212, 4626480, 4868460, 4915635, 4973466, 5243344, 5376720, 5551776, 5712765, 5898762, 6093616, 6377040, 6452064, 6491280, 6554180, 6631288, 6855318, 6939720, 7460199, 7617020, 7789536, 7865016, 8065080, 8289110, 9140424, 9252960, 9736920, 9831270, 9946932, 10486688, 10753440, 11425530, 11797524, 12187232, 12433665, 12754080, 12982560, 13108360, 13262576, 13710636, 13879440, 14091487, 14746905, 14920398, 15234040, 15730032, 16130160, 16578220, 17138295, 18280848, 19473840, 19662540, 19893864, 22851060, 23595048, 24867330, 26216720, 26525152, 27421272, 27758880, 28182974, 29493810, 29840796, 30468080, 31460064, 32260320, 33156440, 34276590, 36561696, 37300995, 38947680, 39325080, 39787728, 42274461, 45702120, 47190096, 49734660, 52433440, 54842544, 56365948, 58987620, 59681592, 60936160, 66312880, 68553180, 70457435, 74601990, 78650160, 79575456, 84548922, 91404240, 94380192, 99469320, 109685088, 112731896, 117975240, 119363184, 126823383, 132625760, 137106360, 140914870, 149203980, 157300320, 169097844, 182808480, 198938640, 211372305, 225463792, 235950480, 238726368, 253646766, 274212720, 281829740, 298407960, 338195688, 397877280, 422744610, 450927584, 471900960, 507293532, 548425440, 563659480, 596815920, 634116915, 676391376, 845489220, 1014587064, 1127318960, 1193631840, 1268233830, 1352782752, 1690978440, 2029174128, 2254637920, 2536467660, 3381956880, 4058348256, 5072935320, 6763913760, 10145870640, 20291741280]

約数ペア:

[(1, 20291741280), (2, 10145870640), (3, 6763913760), (4, 5072935320), (5, 4058348256), (6, 3381956880), (8, 2536467660), (9, 2254637920), (10, 2029174128), (12, 1690978440), (15, 1352782752), (16, 1268233830), (17, 1193631840), (18, 1127318960), (20, 1014587064), (24, 845489220), (30, 676391376), (32, 634116915), (34, 596815920), (36, 563659480), (37, 548425440), (40, 507293532), (43, 471900960), (45, 450927584), (48, 422744610), (51, 397877280), (60, 338195688), (68, 298407960), (72, 281829740), (74, 274212720), (80, 253646766), (85, 238726368), (86, 235950480), (90, 225463792), (96, 211372305), (102, 198938640), (111, 182808480), (120, 169097844), (129, 157300320), (136, 149203980), (144, 140914870), (148, 137106360), (153, 132625760), (160, 126823383), (170, 119363184), (172, 117975240), (180, 112731896), (185, 109685088), (204, 99469320), (215, 94380192), (222, 91404240), (240, 84548922), (255, 79575456), (258, 78650160), (272, 74601990), (288, 70457435), (296, 68553180), (306, 66312880), (333, 60936160), (340, 59681592), (344, 58987620), (360, 56365948), (370, 54842544), (387, 52433440), (408, 49734660), (430, 47190096), (444, 45702120), (480, 42274461), (510, 39787728), (516, 39325080), (521, 38947680), (544, 37300995), (555, 36561696), (592, 34276590), (612, 33156440), (629, 32260320), (645, 31460064), (666, 30468080), (680, 29840796), (688, 29493810), (720, 28182974), (731, 27758880), (740, 27421272), (765, 26525152), (774, 26216720), (816, 24867330), (860, 23595048), (888, 22851060), (1020, 19893864), (1032, 19662540), (1042, 19473840), (1110, 18280848), (1184, 17138295), (1224, 16578220), (1258, 16130160), (1290, 15730032), (1332, 15234040), (1360, 14920398), (1376, 14746905), (1440, 14091487), (1462, 13879440), (1480, 13710636), (1530, 13262576), (1548, 13108360), (1563, 12982560), (1591, 12754080), (1632, 12433665), (1665, 12187232), (1720, 11797524), (1776, 11425530), (1887, 10753440), (1935, 10486688), (2040, 9946932), (2064, 9831270), (2084, 9736920), (2193, 9252960), (2220, 9140424), (2448, 8289110), (2516, 8065080), (2580, 7865016), (2605, 7789536), (2664, 7617020), (2720, 7460199), (2924, 6939720), (2960, 6855318), (3060, 6631288), (3096, 6554180), (3126, 6491280), (3145, 6452064), (3182, 6377040), (3330, 6093616), (3440, 5898762), (3552, 5712765), (3655, 5551776), (3774, 5376720), (3870, 5243344), (4080, 4973466), (4128, 4915635), (4168, 4868460), (4386, 4626480), (4440, 4570212), (4689, 4327520), (4773, 4251360), (4896, 4144555), (5032, 4032540), (5160, 3932508), (5210, 3894768), (5328, 3808510), (5661, 3584480), (5848, 3469860), (5920, 3427659), (6120, 3315644), (6192, 3277090), (6252, 3245640), (6290, 3226032), (6364, 3188520), (6579, 3084320), (6660, 3046808), (6880, 2949381), (7310, 2775888), (7548, 2688360), (7740, 2621672), (7815, 2596512), (7955, 2550816), (8160, 2486733), (8336, 2434230), (8772, 2313240), (8857, 2291040), (8880, 2285106), (9378, 2163760), (9435, 2150688), (9546, 2125680), (10064, 2016270), (10320, 1966254), (10420, 1947384), (10656, 1904255), (10965, 1850592), (11322, 1792240), (11696, 1734930), (12240, 1657822), (12384, 1638545), (12504, 1622820), (12580, 1613016), (12728, 1594260), (13158, 1542160), (13320, 1523404), (14319, 1417120), (14620, 1387944), (15096, 1344180), (15480, 1310836), (15630, 1298256), (15910, 1275408), (16672, 1217115), (17544, 1156620), (17714, 1145520), (17760, 1142553), (18756, 1081880), (18870, 1075344), (19092, 1062840), (19277, 1052640), (20128, 1008135), (20640, 983127), (20840, 973692), (21930, 925296), (22403, 905760), (22644, 896120), (23392, 867465), (23445, 865504), (23865, 850272), (24480, 828911), (25008, 811410), (25160, 806508), (25456, 797130), (26316, 771080), (26571, 763680), (26640, 761702), (27047, 750240), (28305, 716896), (28638, 708560), (29240, 693972), (30192, 672090), (30960, 655418), (31260, 649128), (31820, 637704), (32895, 616864), (35088, 578310), (35428, 572760), (37512, 540940), (37740, 537672), (38184, 531420), (38554, 526320), (41680, 486846), (43860, 462648), (44285, 458208), (44806, 452880), (45288, 448060), (46890, 432752), (47730, 425136), (50016, 405705), (50320, 403254), (50912, 398565), (52632, 385540), (53142, 381840), (53280, 380851), (54094, 375120), (56610, 358448), (57276, 354280), (57831, 350880), (58480, 346986), (60384, 336045), (61920, 327709), (62520, 324564), (63640, 318852), (65790, 308432), (67209, 301920), (70176, 289155), (70856, 286380), (71595, 283424), (75024, 270470), (75480, 268836), (76368, 265710), (77108, 263160), (79713, 254560), (81141, 250080), (83360, 243423), (87720, 231324), (88570, 229104), (89612, 226440), (90576, 224030), (93780, 216376), (95460, 212568), (96385, 210528), (100640, 201627), (105264, 192770), (106284, 190920), (108188, 187560), (112015, 181152), (113220, 179224), (114552, 177140), (115662, 175440), (116960, 173493), (125040, 162282), (127280, 159426), (131580, 154216), (132855, 152736), (134418, 150960), (135235, 150048), (141712, 143190)]