122678730640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11981}}^1\times {\mathrm{7529}}^1$

素因数の和:19540

約数の個数: 80

約数和(自身を含む): 302071492080

約数和(自身を除く): 179392761440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 7529, 11981, 15058, 23962, 30116, 37645, 47924, 59905, 60232, 75290, 95848, 119810, 120464, 127993, 150580, 191696, 203677, 239620, 255986, 301160, 407354, 479240, 511972, 602320, 639965, 814708, 958480, 1018385, 1023944, 1279930, 1629416, 2036770, 2047888, 2559860, 3258832, 4073540, 5119720, 8147080, 10239440, 16294160, 90204949, 180409898, 360819796, 451024745, 721639592, 902049490, 1443279184, 1533484133, 1804098980, 3066968266, 3608197960, 6133936532, 7216395920, 7667420665, 12267873064, 15334841330, 24535746128, 30669682660, 61339365320, 122678730640]

約数ペア:

[(1, 122678730640), (2, 61339365320), (4, 30669682660), (5, 24535746128), (8, 15334841330), (10, 12267873064), (16, 7667420665), (17, 7216395920), (20, 6133936532), (34, 3608197960), (40, 3066968266), (68, 1804098980), (80, 1533484133), (85, 1443279184), (136, 902049490), (170, 721639592), (272, 451024745), (340, 360819796), (680, 180409898), (1360, 90204949), (7529, 16294160), (11981, 10239440), (15058, 8147080), (23962, 5119720), (30116, 4073540), (37645, 3258832), (47924, 2559860), (59905, 2047888), (60232, 2036770), (75290, 1629416), (95848, 1279930), (119810, 1023944), (120464, 1018385), (127993, 958480), (150580, 814708), (191696, 639965), (203677, 602320), (239620, 511972), (255986, 479240), (301160, 407354)]