163556880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{681487}}^1$

素因数の和:681503

約数の個数: 40

約数和(自身を含む): 507027072

約数和(自身を除く): 343470192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 681487, 1362974, 2044461, 2725948, 3407435, 4088922, 5451896, 6814870, 8177844, 10222305, 10903792, 13629740, 16355688, 20444610, 27259480, 32711376, 40889220, 54518960, 81778440, 163556880]

約数ペア:

[(1, 163556880), (2, 81778440), (3, 54518960), (4, 40889220), (5, 32711376), (6, 27259480), (8, 20444610), (10, 16355688), (12, 13629740), (15, 10903792), (16, 10222305), (20, 8177844), (24, 6814870), (30, 5451896), (40, 4088922), (48, 3407435), (60, 2725948), (80, 2044461), (120, 1362974), (240, 681487)]