180463280

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{7207}}^1$

素因数の和:7533

約数の個数: 40

約数和(自身を含む): 420976032

約数和(自身を除く): 240512752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 5008, 6260, 7207, 12520, 14414, 25040, 28828, 36035, 57656, 72070, 115312, 144140, 288280, 576560, 2255791, 4511582, 9023164, 11278955, 18046328, 22557910, 36092656, 45115820, 90231640, 180463280]

約数ペア:

[(1, 180463280), (2, 90231640), (4, 45115820), (5, 36092656), (8, 22557910), (10, 18046328), (16, 11278955), (20, 9023164), (40, 4511582), (80, 2255791), (313, 576560), (626, 288280), (1252, 144140), (1565, 115312), (2504, 72070), (3130, 57656), (5008, 36035), (6260, 28828), (7207, 25040), (12520, 14414)]