15287220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 51367680

約数和(自身を除く): 36080460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 139, 141, 156, 180, 188, 195, 234, 235, 260, 278, 282, 390, 417, 423, 468, 470, 556, 564, 585, 611, 695, 705, 780, 834, 846, 940, 1170, 1222, 1251, 1390, 1410, 1668, 1692, 1807, 1833, 2085, 2115, 2340, 2444, 2502, 2780, 2820, 3055, 3614, 3666, 4170, 4230, 5004, 5421, 5499, 6110, 6255, 6533, 7228, 7332, 8340, 8460, 9035, 9165, 10842, 10998, 12220, 12510, 13066, 16263, 18070, 18330, 19599, 21684, 21996, 25020, 26132, 27105, 27495, 32526, 32665, 36140, 36660, 39198, 54210, 54990, 58797, 65052, 65330, 78396, 81315, 84929, 97995, 108420, 109980, 117594, 130660, 162630, 169858, 195990, 235188, 254787, 293985, 325260, 339716, 391980, 424645, 509574, 587970, 764361, 849290, 1019148, 1175940, 1273935, 1528722, 1698580, 2547870, 3057444, 3821805, 5095740, 7643610, 15287220]

約数ペア:

[(1, 15287220), (2, 7643610), (3, 5095740), (4, 3821805), (5, 3057444), (6, 2547870), (9, 1698580), (10, 1528722), (12, 1273935), (13, 1175940), (15, 1019148), (18, 849290), (20, 764361), (26, 587970), (30, 509574), (36, 424645), (39, 391980), (45, 339716), (47, 325260), (52, 293985), (60, 254787), (65, 235188), (78, 195990), (90, 169858), (94, 162630), (117, 130660), (130, 117594), (139, 109980), (141, 108420), (156, 97995), (180, 84929), (188, 81315), (195, 78396), (234, 65330), (235, 65052), (260, 58797), (278, 54990), (282, 54210), (390, 39198), (417, 36660), (423, 36140), (468, 32665), (470, 32526), (556, 27495), (564, 27105), (585, 26132), (611, 25020), (695, 21996), (705, 21684), (780, 19599), (834, 18330), (846, 18070), (940, 16263), (1170, 13066), (1222, 12510), (1251, 12220), (1390, 10998), (1410, 10842), (1668, 9165), (1692, 9035), (1807, 8460), (1833, 8340), (2085, 7332), (2115, 7228), (2340, 6533), (2444, 6255), (2502, 6110), (2780, 5499), (2820, 5421), (3055, 5004), (3614, 4230), (3666, 4170)]