68286120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81293}}^1$

素因数の和:81314

約数の個数: 64

約数和(自身を含む): 234126720

約数和(自身を除く): 165840600

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, 81293, 162586, 243879, 325172, 406465, 487758, 569051, 650344, 812930, 975516, 1138102, 1219395, 1625860, 1707153, 1951032, 2276204, 2438790, 2845255, 3251720, 3414306, 4552408, 4877580, 5690510, 6828612, 8535765, 9755160, 11381020, 13657224, 17071530, 22762040, 34143060, 68286120]

約数ペア:

[(1, 68286120), (2, 34143060), (3, 22762040), (4, 17071530), (5, 13657224), (6, 11381020), (7, 9755160), (8, 8535765), (10, 6828612), (12, 5690510), (14, 4877580), (15, 4552408), (20, 3414306), (21, 3251720), (24, 2845255), (28, 2438790), (30, 2276204), (35, 1951032), (40, 1707153), (42, 1625860), (56, 1219395), (60, 1138102), (70, 975516), (84, 812930), (105, 650344), (120, 569051), (140, 487758), (168, 406465), (210, 325172), (280, 243879), (420, 162586), (840, 81293)]