68711160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81799}}^1$

素因数の和:81820

約数の個数: 64

約数和(自身を含む): 235584000

約数和(自身を除く): 166872840

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, 81799, 163598, 245397, 327196, 408995, 490794, 572593, 654392, 817990, 981588, 1145186, 1226985, 1635980, 1717779, 1963176, 2290372, 2453970, 2862965, 3271960, 3435558, 4580744, 4907940, 5725930, 6871116, 8588895, 9815880, 11451860, 13742232, 17177790, 22903720, 34355580, 68711160]

約数ペア:

[(1, 68711160), (2, 34355580), (3, 22903720), (4, 17177790), (5, 13742232), (6, 11451860), (7, 9815880), (8, 8588895), (10, 6871116), (12, 5725930), (14, 4907940), (15, 4580744), (20, 3435558), (21, 3271960), (24, 2862965), (28, 2453970), (30, 2290372), (35, 1963176), (40, 1717779), (42, 1635980), (56, 1226985), (60, 1145186), (70, 981588), (84, 817990), (105, 654392), (120, 572593), (140, 490794), (168, 408995), (210, 327196), (280, 245397), (420, 163598), (840, 81799)]