20741617260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1266277}}^1$

素因数の和:1266312

約数の個数: 144

約数和(自身を含む): 77435432256

約数和(自身を除く): 56693814996

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 1266277, 2532554, 3798831, 5065108, 6331385, 7597662, 8863939, 11396493, 12662770, 15195324, 16461601, 17727878, 18994155, 22792986, 25325540, 26591817, 32923202, 35455756, 37988310, 44319695, 45585972, 49384803, 53183634, 56982465, 65846404, 75976620, 79775451, 82308005, 88639390, 98769606, 106367268, 113964930, 115231207, 132959085, 148154409, 159550902, 164616010, 177278780, 197539212, 227929860, 230462414, 246924015, 265918170, 296308818, 319101804, 329232020, 345693621, 398877255, 460924828, 493848030, 531836340, 576156035, 592617636, 691387242, 740772045, 797754510, 987696060, 1037080863, 1152312070, 1382774484, 1481544090, 1595509020, 1728468105, 2074161726, 2304624140, 2963088180, 3456936210, 4148323452, 5185404315, 6913872420, 10370808630, 20741617260]

約数ペア:

[(1, 20741617260), (2, 10370808630), (3, 6913872420), (4, 5185404315), (5, 4148323452), (6, 3456936210), (7, 2963088180), (9, 2304624140), (10, 2074161726), (12, 1728468105), (13, 1595509020), (14, 1481544090), (15, 1382774484), (18, 1152312070), (20, 1037080863), (21, 987696060), (26, 797754510), (28, 740772045), (30, 691387242), (35, 592617636), (36, 576156035), (39, 531836340), (42, 493848030), (45, 460924828), (52, 398877255), (60, 345693621), (63, 329232020), (65, 319101804), (70, 296308818), (78, 265918170), (84, 246924015), (90, 230462414), (91, 227929860), (105, 197539212), (117, 177278780), (126, 164616010), (130, 159550902), (140, 148154409), (156, 132959085), (180, 115231207), (182, 113964930), (195, 106367268), (210, 98769606), (234, 88639390), (252, 82308005), (260, 79775451), (273, 75976620), (315, 65846404), (364, 56982465), (390, 53183634), (420, 49384803), (455, 45585972), (468, 44319695), (546, 37988310), (585, 35455756), (630, 32923202), (780, 26591817), (819, 25325540), (910, 22792986), (1092, 18994155), (1170, 17727878), (1260, 16461601), (1365, 15195324), (1638, 12662770), (1820, 11396493), (2340, 8863939), (2730, 7597662), (3276, 6331385), (4095, 5065108), (5460, 3798831), (8190, 2532554), (16380, 1266277)]