80418840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 259200000

約数和(自身を除く): 178781160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 79, 85, 102, 120, 136, 158, 170, 204, 237, 255, 316, 340, 395, 408, 474, 499, 510, 632, 680, 790, 948, 998, 1020, 1185, 1343, 1497, 1580, 1896, 1996, 2040, 2370, 2495, 2686, 2994, 3160, 3992, 4029, 4740, 4990, 5372, 5988, 6715, 7485, 8058, 8483, 9480, 9980, 10744, 11976, 13430, 14970, 16116, 16966, 19960, 20145, 25449, 26860, 29940, 32232, 33932, 39421, 40290, 42415, 50898, 53720, 59880, 67864, 78842, 80580, 84830, 101796, 118263, 127245, 157684, 161160, 169660, 197105, 203592, 236526, 254490, 315368, 339320, 394210, 473052, 508980, 591315, 670157, 788420, 946104, 1017960, 1182630, 1340314, 1576840, 2010471, 2365260, 2680628, 3350785, 4020942, 4730520, 5361256, 6701570, 8041884, 10052355, 13403140, 16083768, 20104710, 26806280, 40209420, 80418840]

約数ペア:

[(1, 80418840), (2, 40209420), (3, 26806280), (4, 20104710), (5, 16083768), (6, 13403140), (8, 10052355), (10, 8041884), (12, 6701570), (15, 5361256), (17, 4730520), (20, 4020942), (24, 3350785), (30, 2680628), (34, 2365260), (40, 2010471), (51, 1576840), (60, 1340314), (68, 1182630), (79, 1017960), (85, 946104), (102, 788420), (120, 670157), (136, 591315), (158, 508980), (170, 473052), (204, 394210), (237, 339320), (255, 315368), (316, 254490), (340, 236526), (395, 203592), (408, 197105), (474, 169660), (499, 161160), (510, 157684), (632, 127245), (680, 118263), (790, 101796), (948, 84830), (998, 80580), (1020, 78842), (1185, 67864), (1343, 59880), (1497, 53720), (1580, 50898), (1896, 42415), (1996, 40290), (2040, 39421), (2370, 33932), (2495, 32232), (2686, 29940), (2994, 26860), (3160, 25449), (3992, 20145), (4029, 19960), (4740, 16966), (4990, 16116), (5372, 14970), (5988, 13430), (6715, 11976), (7485, 10744), (8058, 9980), (8483, 9480)]