18922080

素因数分解:

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

素因数の和:596

約数の個数: 96

約数和(自身を含む): 60480000

約数和(自身を除く): 41557920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 79, 80, 96, 120, 158, 160, 237, 240, 316, 395, 474, 480, 499, 632, 790, 948, 998, 1185, 1264, 1497, 1580, 1896, 1996, 2370, 2495, 2528, 2994, 3160, 3792, 3992, 4740, 4990, 5988, 6320, 7485, 7584, 7984, 9480, 9980, 11976, 12640, 14970, 15968, 18960, 19960, 23952, 29940, 37920, 39421, 39920, 47904, 59880, 78842, 79840, 118263, 119760, 157684, 197105, 236526, 239520, 315368, 394210, 473052, 591315, 630736, 788420, 946104, 1182630, 1261472, 1576840, 1892208, 2365260, 3153680, 3784416, 4730520, 6307360, 9461040, 18922080]

約数ペア:

[(1, 18922080), (2, 9461040), (3, 6307360), (4, 4730520), (5, 3784416), (6, 3153680), (8, 2365260), (10, 1892208), (12, 1576840), (15, 1261472), (16, 1182630), (20, 946104), (24, 788420), (30, 630736), (32, 591315), (40, 473052), (48, 394210), (60, 315368), (79, 239520), (80, 236526), (96, 197105), (120, 157684), (158, 119760), (160, 118263), (237, 79840), (240, 78842), (316, 59880), (395, 47904), (474, 39920), (480, 39421), (499, 37920), (632, 29940), (790, 23952), (948, 19960), (998, 18960), (1185, 15968), (1264, 14970), (1497, 12640), (1580, 11976), (1896, 9980), (1996, 9480), (2370, 7984), (2495, 7584), (2528, 7485), (2994, 6320), (3160, 5988), (3792, 4990), (3992, 4740)]