51896040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61781}}^1$

素因数の和:61802

約数の個数: 64

約数和(自身を含む): 177932160

約数和(自身を除く): 126036120

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, 61781, 123562, 185343, 247124, 308905, 370686, 432467, 494248, 617810, 741372, 864934, 926715, 1235620, 1297401, 1482744, 1729868, 1853430, 2162335, 2471240, 2594802, 3459736, 3706860, 4324670, 5189604, 6487005, 7413720, 8649340, 10379208, 12974010, 17298680, 25948020, 51896040]

約数ペア:

[(1, 51896040), (2, 25948020), (3, 17298680), (4, 12974010), (5, 10379208), (6, 8649340), (7, 7413720), (8, 6487005), (10, 5189604), (12, 4324670), (14, 3706860), (15, 3459736), (20, 2594802), (21, 2471240), (24, 2162335), (28, 1853430), (30, 1729868), (35, 1482744), (40, 1297401), (42, 1235620), (56, 926715), (60, 864934), (70, 741372), (84, 617810), (105, 494248), (120, 432467), (140, 370686), (168, 308905), (210, 247124), (280, 185343), (420, 123562), (840, 61781)]