38720280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{322669}}^1$

素因数の和:322683

約数の個数: 32

約数和(自身を含む): 116161200

約数和(自身を除く): 77440920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 322669, 645338, 968007, 1290676, 1613345, 1936014, 2581352, 3226690, 3872028, 4840035, 6453380, 7744056, 9680070, 12906760, 19360140, 38720280]

約数ペア:

[(1, 38720280), (2, 19360140), (3, 12906760), (4, 9680070), (5, 7744056), (6, 6453380), (8, 4840035), (10, 3872028), (12, 3226690), (15, 2581352), (20, 1936014), (24, 1613345), (30, 1290676), (40, 968007), (60, 645338), (120, 322669)]