20474541360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16447}}^1$

素因数の和:16505

約数の個数: 480

約数和(自身を含む): 89087631360

約数和(自身を除く): 68613090000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 19, 20, 21, 24, 26, 28, 30, 35, 36, 38, 39, 40, 42, 45, 48, 52, 56, 57, 60, 63, 65, 70, 72, 76, 78, 80, 84, 90, 91, 95, 104, 105, 112, 114, 117, 120, 126, 130, 133, 140, 144, 152, 156, 168, 171, 180, 182, 190, 195, 208, 210, 228, 234, 240, 247, 252, 260, 266, 273, 280, 285, 304, 312, 315, 336, 342, 360, 364, 380, 390, 399, 420, 455, 456, 468, 494, 504, 520, 532, 546, 560, 570, 585, 624, 630, 665, 684, 720, 728, 741, 760, 780, 798, 819, 840, 855, 910, 912, 936, 988, 1008, 1040, 1064, 1092, 1140, 1170, 1197, 1235, 1260, 1330, 1365, 1368, 1456, 1482, 1520, 1560, 1596, 1638, 1680, 1710, 1729, 1820, 1872, 1976, 1995, 2128, 2184, 2223, 2280, 2340, 2394, 2470, 2520, 2660, 2730, 2736, 2964, 3120, 3192, 3276, 3420, 3458, 3640, 3705, 3952, 3990, 4095, 4368, 4446, 4560, 4680, 4788, 4940, 5040, 5187, 5320, 5460, 5928, 5985, 6384, 6552, 6840, 6916, 7280, 7410, 7980, 8190, 8645, 8892, 9360, 9576, 9880, 10374, 10640, 10920, 11115, 11856, 11970, 13104, 13680, 13832, 14820, 15561, 15960, 16380, 16447, 17290, 17784, 19152, 19760, 20748, 21840, 22230, 23940, 25935, 27664, 29640, 31122, 31920, 32760, 32894, 34580, 35568, 41496, 44460, 47880, 49341, 51870, 59280, 62244, 65520, 65788, 69160, 77805, 82235, 82992, 88920, 95760, 98682, 103740, 115129, 124488, 131576, 138320, 148023, 155610, 164470, 177840, 197364, 207480, 213811, 230258, 246705, 248976, 263152, 296046, 311220, 312493, 328940, 345387, 394728, 414960, 427622, 460516, 493410, 575645, 592092, 622440, 624986, 641433, 657880, 690774, 740115, 789456, 855244, 921032, 937479, 986820, 1036161, 1069055, 1151290, 1184184, 1244880, 1249972, 1282866, 1315760, 1381548, 1480230, 1496677, 1562465, 1710488, 1726935, 1842064, 1874958, 1924299, 1973640, 2072322, 2138110, 2187451, 2302580, 2368368, 2499944, 2565732, 2763096, 2812437, 2960460, 2993354, 3124930, 3207165, 3420976, 3453870, 3749916, 3848598, 3947280, 4062409, 4144644, 4276220, 4374902, 4490031, 4605160, 4687395, 4999888, 5131464, 5180805, 5526192, 5624874, 5920920, 5986708, 6249860, 6414330, 6562353, 6907740, 7483385, 7499832, 7697196, 8124818, 8289288, 8552440, 8749804, 8980062, 9210320, 9374790, 9621495, 10262928, 10361610, 10937255, 11249748, 11841840, 11973416, 12187227, 12499720, 12828660, 13124706, 13470093, 13815480, 14062185, 14966770, 14999664, 15394392, 16249636, 16578576, 17104880, 17499608, 17960124, 18749580, 19242990, 19687059, 20312045, 20723220, 21874510, 22450155, 22499496, 23946832, 24374454, 24999440, 25657320, 26249412, 26940186, 27630960, 28124370, 28436863, 29933540, 30788784, 32499272, 32811765, 34999216, 35920248, 36561681, 37499160, 38485980, 39374118, 40624090, 41446440, 43749020, 44900310, 44998992, 48748908, 51314640, 52498824, 53880372, 56248740, 56873726, 59867080, 60936135, 64998544, 65623530, 67350465, 71840496, 73123362, 74998320, 76971960, 78748236, 81248180, 82892880, 85310589, 87498040, 89800620, 97497816, 98435295, 104997648, 107760744, 112497480, 113747452, 119734160, 121872270, 131247060, 134700930, 142184315, 146246724, 153943920, 157496472, 162496360, 170621178, 174996080, 179601240, 182808405, 194995632, 196870590, 215521488, 224994960, 227494904, 243744540, 255931767, 262494120, 269401860, 284368630, 292493448, 314992944, 324992720, 341242356, 359202480, 365616810, 393741180, 426552945, 454989808, 487489080, 511863534, 524988240, 538803720, 568737260, 584986896, 682484712, 731233620, 787482360, 853105890, 974978160, 1023727068, 1077607440, 1137474520, 1279658835, 1364969424, 1462467240, 1574964720, 1706211780, 2047454136, 2274949040, 2559317670, 2924934480, 3412423560, 4094908272, 5118635340, 6824847120, 10237270680, 20474541360]

約数ペア:

[(1, 20474541360), (2, 10237270680), (3, 6824847120), (4, 5118635340), (5, 4094908272), (6, 3412423560), (7, 2924934480), (8, 2559317670), (9, 2274949040), (10, 2047454136), (12, 1706211780), (13, 1574964720), (14, 1462467240), (15, 1364969424), (16, 1279658835), (18, 1137474520), (19, 1077607440), (20, 1023727068), (21, 974978160), (24, 853105890), (26, 787482360), (28, 731233620), (30, 682484712), (35, 584986896), (36, 568737260), (38, 538803720), (39, 524988240), (40, 511863534), (42, 487489080), (45, 454989808), (48, 426552945), (52, 393741180), (56, 365616810), (57, 359202480), (60, 341242356), (63, 324992720), (65, 314992944), (70, 292493448), (72, 284368630), (76, 269401860), (78, 262494120), (80, 255931767), (84, 243744540), (90, 227494904), (91, 224994960), (95, 215521488), (104, 196870590), (105, 194995632), (112, 182808405), (114, 179601240), (117, 174996080), (120, 170621178), (126, 162496360), (130, 157496472), (133, 153943920), (140, 146246724), (144, 142184315), (152, 134700930), (156, 131247060), (168, 121872270), (171, 119734160), (180, 113747452), (182, 112497480), (190, 107760744), (195, 104997648), (208, 98435295), (210, 97497816), (228, 89800620), (234, 87498040), (240, 85310589), (247, 82892880), (252, 81248180), (260, 78748236), (266, 76971960), (273, 74998320), (280, 73123362), (285, 71840496), (304, 67350465), (312, 65623530), (315, 64998544), (336, 60936135), (342, 59867080), (360, 56873726), (364, 56248740), (380, 53880372), (390, 52498824), (399, 51314640), (420, 48748908), (455, 44998992), (456, 44900310), (468, 43749020), (494, 41446440), (504, 40624090), (520, 39374118), (532, 38485980), (546, 37499160), (560, 36561681), (570, 35920248), (585, 34999216), (624, 32811765), (630, 32499272), (665, 30788784), (684, 29933540), (720, 28436863), (728, 28124370), (741, 27630960), (760, 26940186), (780, 26249412), (798, 25657320), (819, 24999440), (840, 24374454), (855, 23946832), (910, 22499496), (912, 22450155), (936, 21874510), (988, 20723220), (1008, 20312045), (1040, 19687059), (1064, 19242990), (1092, 18749580), (1140, 17960124), (1170, 17499608), (1197, 17104880), (1235, 16578576), (1260, 16249636), (1330, 15394392), (1365, 14999664), (1368, 14966770), (1456, 14062185), (1482, 13815480), (1520, 13470093), (1560, 13124706), (1596, 12828660), (1638, 12499720), (1680, 12187227), (1710, 11973416), (1729, 11841840), (1820, 11249748), (1872, 10937255), (1976, 10361610), (1995, 10262928), (2128, 9621495), (2184, 9374790), (2223, 9210320), (2280, 8980062), (2340, 8749804), (2394, 8552440), (2470, 8289288), (2520, 8124818), (2660, 7697196), (2730, 7499832), (2736, 7483385), (2964, 6907740), (3120, 6562353), (3192, 6414330), (3276, 6249860), (3420, 5986708), (3458, 5920920), (3640, 5624874), (3705, 5526192), (3952, 5180805), (3990, 5131464), (4095, 4999888), (4368, 4687395), (4446, 4605160), (4560, 4490031), (4680, 4374902), (4788, 4276220), (4940, 4144644), (5040, 4062409), (5187, 3947280), (5320, 3848598), (5460, 3749916), (5928, 3453870), (5985, 3420976), (6384, 3207165), (6552, 3124930), (6840, 2993354), (6916, 2960460), (7280, 2812437), (7410, 2763096), (7980, 2565732), (8190, 2499944), (8645, 2368368), (8892, 2302580), (9360, 2187451), (9576, 2138110), (9880, 2072322), (10374, 1973640), (10640, 1924299), (10920, 1874958), (11115, 1842064), (11856, 1726935), (11970, 1710488), (13104, 1562465), (13680, 1496677), (13832, 1480230), (14820, 1381548), (15561, 1315760), (15960, 1282866), (16380, 1249972), (16447, 1244880), (17290, 1184184), (17784, 1151290), (19152, 1069055), (19760, 1036161), (20748, 986820), (21840, 937479), (22230, 921032), (23940, 855244), (25935, 789456), (27664, 740115), (29640, 690774), (31122, 657880), (31920, 641433), (32760, 624986), (32894, 622440), (34580, 592092), (35568, 575645), (41496, 493410), (44460, 460516), (47880, 427622), (49341, 414960), (51870, 394728), (59280, 345387), (62244, 328940), (65520, 312493), (65788, 311220), (69160, 296046), (77805, 263152), (82235, 248976), (82992, 246705), (88920, 230258), (95760, 213811), (98682, 207480), (103740, 197364), (115129, 177840), (124488, 164470), (131576, 155610), (138320, 148023)]