747166160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19417}}^1$

素因数の和:19480

約数の個数: 80

約数和(自身を含む): 1921449936

約数和(自身を除く): 1174283776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1924, 2405, 2960, 3848, 4810, 7696, 9620, 19240, 19417, 38480, 38834, 77668, 97085, 155336, 194170, 252421, 310672, 388340, 504842, 718429, 776680, 1009684, 1262105, 1436858, 1553360, 2019368, 2524210, 2873716, 3592145, 4038736, 5048420, 5747432, 7184290, 9339577, 10096840, 11494864, 14368580, 18679154, 20193680, 28737160, 37358308, 46697885, 57474320, 74716616, 93395770, 149433232, 186791540, 373583080, 747166160]

約数ペア:

[(1, 747166160), (2, 373583080), (4, 186791540), (5, 149433232), (8, 93395770), (10, 74716616), (13, 57474320), (16, 46697885), (20, 37358308), (26, 28737160), (37, 20193680), (40, 18679154), (52, 14368580), (65, 11494864), (74, 10096840), (80, 9339577), (104, 7184290), (130, 5747432), (148, 5048420), (185, 4038736), (208, 3592145), (260, 2873716), (296, 2524210), (370, 2019368), (481, 1553360), (520, 1436858), (592, 1262105), (740, 1009684), (962, 776680), (1040, 718429), (1480, 504842), (1924, 388340), (2405, 310672), (2960, 252421), (3848, 194170), (4810, 155336), (7696, 97085), (9620, 77668), (19240, 38834), (19417, 38480)]