647276760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{10639}}^1$

素因数の和:10682

約数の個数: 144

約数和(自身を含む): 2278130400

約数和(自身を除く): 1630853640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4056, 4680, 5070, 6084, 6760, 7605, 10140, 10639, 12168, 15210, 20280, 21278, 30420, 31917, 42556, 53195, 60840, 63834, 85112, 95751, 106390, 127668, 138307, 159585, 191502, 212780, 255336, 276614, 319170, 383004, 414921, 425560, 478755, 553228, 638340, 691535, 766008, 829842, 957510, 1106456, 1244763, 1276680, 1383070, 1659684, 1797991, 1915020, 2074605, 2489526, 2766140, 3319368, 3595982, 3830040, 4149210, 4979052, 5393973, 5532280, 6223815, 7191964, 8298420, 8989955, 9958104, 10787946, 12447630, 14383928, 16181919, 16596840, 17979910, 21575892, 24895260, 26969865, 32363838, 35959820, 43151784, 49790520, 53939730, 64727676, 71919640, 80909595, 107879460, 129455352, 161819190, 215758920, 323638380, 647276760]

約数ペア:

[(1, 647276760), (2, 323638380), (3, 215758920), (4, 161819190), (5, 129455352), (6, 107879460), (8, 80909595), (9, 71919640), (10, 64727676), (12, 53939730), (13, 49790520), (15, 43151784), (18, 35959820), (20, 32363838), (24, 26969865), (26, 24895260), (30, 21575892), (36, 17979910), (39, 16596840), (40, 16181919), (45, 14383928), (52, 12447630), (60, 10787946), (65, 9958104), (72, 8989955), (78, 8298420), (90, 7191964), (104, 6223815), (117, 5532280), (120, 5393973), (130, 4979052), (156, 4149210), (169, 3830040), (180, 3595982), (195, 3319368), (234, 2766140), (260, 2489526), (312, 2074605), (338, 1915020), (360, 1797991), (390, 1659684), (468, 1383070), (507, 1276680), (520, 1244763), (585, 1106456), (676, 957510), (780, 829842), (845, 766008), (936, 691535), (1014, 638340), (1170, 553228), (1352, 478755), (1521, 425560), (1560, 414921), (1690, 383004), (2028, 319170), (2340, 276614), (2535, 255336), (3042, 212780), (3380, 191502), (4056, 159585), (4680, 138307), (5070, 127668), (6084, 106390), (6760, 95751), (7605, 85112), (10140, 63834), (10639, 60840), (12168, 53195), (15210, 42556), (20280, 31917), (21278, 30420)]