17953680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:568

約数の個数: 80

約数和(自身を含む): 56067840

約数和(自身を除く): 38114160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 313, 478, 626, 717, 939, 956, 1195, 1252, 1434, 1565, 1878, 1912, 2390, 2504, 2868, 3130, 3585, 3756, 3824, 4695, 4780, 5008, 5736, 6260, 7170, 7512, 9390, 9560, 11472, 12520, 14340, 15024, 18780, 19120, 25040, 28680, 37560, 57360, 74807, 75120, 149614, 224421, 299228, 374035, 448842, 598456, 748070, 897684, 1122105, 1196912, 1496140, 1795368, 2244210, 2992280, 3590736, 4488420, 5984560, 8976840, 17953680]

約数ペア:

[(1, 17953680), (2, 8976840), (3, 5984560), (4, 4488420), (5, 3590736), (6, 2992280), (8, 2244210), (10, 1795368), (12, 1496140), (15, 1196912), (16, 1122105), (20, 897684), (24, 748070), (30, 598456), (40, 448842), (48, 374035), (60, 299228), (80, 224421), (120, 149614), (239, 75120), (240, 74807), (313, 57360), (478, 37560), (626, 28680), (717, 25040), (939, 19120), (956, 18780), (1195, 15024), (1252, 14340), (1434, 12520), (1565, 11472), (1878, 9560), (1912, 9390), (2390, 7512), (2504, 7170), (2868, 6260), (3130, 5736), (3585, 5008), (3756, 4780), (3824, 4695)]