638160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2659}}^1$

素因数の和:2675

約数の個数: 40

約数和(自身を含む): 1979040

約数和(自身を除く): 1340880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2659, 5318, 7977, 10636, 13295, 15954, 21272, 26590, 31908, 39885, 42544, 53180, 63816, 79770, 106360, 127632, 159540, 212720, 319080, 638160]

約数ペア:

[(1, 638160), (2, 319080), (3, 212720), (4, 159540), (5, 127632), (6, 106360), (8, 79770), (10, 63816), (12, 53180), (15, 42544), (16, 39885), (20, 31908), (24, 26590), (30, 21272), (40, 15954), (48, 13295), (60, 10636), (80, 7977), (120, 5318), (240, 2659)]