478920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 1552320

約数和(自身を除く): 1073400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 307, 312, 390, 520, 614, 780, 921, 1228, 1535, 1560, 1842, 2456, 3070, 3684, 3991, 4605, 6140, 7368, 7982, 9210, 11973, 12280, 15964, 18420, 19955, 23946, 31928, 36840, 39910, 47892, 59865, 79820, 95784, 119730, 159640, 239460, 478920]

約数ペア:

[(1, 478920), (2, 239460), (3, 159640), (4, 119730), (5, 95784), (6, 79820), (8, 59865), (10, 47892), (12, 39910), (13, 36840), (15, 31928), (20, 23946), (24, 19955), (26, 18420), (30, 15964), (39, 12280), (40, 11973), (52, 9210), (60, 7982), (65, 7368), (78, 6140), (104, 4605), (120, 3991), (130, 3684), (156, 3070), (195, 2456), (260, 1842), (307, 1560), (312, 1535), (390, 1228), (520, 921), (614, 780)]