138333720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{164683}}^1$

素因数の和:164704

約数の個数: 64

約数和(自身を含む): 474289920

約数和(自身を除く): 335956200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 164683, 329366, 494049, 658732, 823415, 988098, 1152781, 1317464, 1646830, 1976196, 2305562, 2470245, 3293660, 3458343, 3952392, 4611124, 4940490, 5763905, 6587320, 6916686, 9222248, 9880980, 11527810, 13833372, 17291715, 19761960, 23055620, 27666744, 34583430, 46111240, 69166860, 138333720]

約数ペア:

[(1, 138333720), (2, 69166860), (3, 46111240), (4, 34583430), (5, 27666744), (6, 23055620), (7, 19761960), (8, 17291715), (10, 13833372), (12, 11527810), (14, 9880980), (15, 9222248), (20, 6916686), (21, 6587320), (24, 5763905), (28, 4940490), (30, 4611124), (35, 3952392), (40, 3458343), (42, 3293660), (56, 2470245), (60, 2305562), (70, 1976196), (84, 1646830), (105, 1317464), (120, 1152781), (140, 988098), (168, 823415), (210, 658732), (280, 494049), (420, 329366), (840, 164683)]