64858920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{77213}}^1$

素因数の和:77234

約数の個数: 64

約数和(自身を含む): 222376320

約数和(自身を除く): 157517400

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, 77213, 154426, 231639, 308852, 386065, 463278, 540491, 617704, 772130, 926556, 1080982, 1158195, 1544260, 1621473, 1853112, 2161964, 2316390, 2702455, 3088520, 3242946, 4323928, 4632780, 5404910, 6485892, 8107365, 9265560, 10809820, 12971784, 16214730, 21619640, 32429460, 64858920]

約数ペア:

[(1, 64858920), (2, 32429460), (3, 21619640), (4, 16214730), (5, 12971784), (6, 10809820), (7, 9265560), (8, 8107365), (10, 6485892), (12, 5404910), (14, 4632780), (15, 4323928), (20, 3242946), (21, 3088520), (24, 2702455), (28, 2316390), (30, 2161964), (35, 1853112), (40, 1621473), (42, 1544260), (56, 1158195), (60, 1080982), (70, 926556), (84, 772130), (105, 617704), (120, 540491), (140, 463278), (168, 386065), (210, 308852), (280, 231639), (420, 154426), (840, 77213)]