66277680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{39451}}^1$

素因数の和:39474

約数の個数: 80

約数和(自身を含む): 234818304

約数和(自身を除く): 168540624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 39451, 78902, 118353, 157804, 197255, 236706, 276157, 315608, 394510, 473412, 552314, 591765, 631216, 789020, 828471, 946824, 1104628, 1183530, 1380785, 1578040, 1656942, 1893648, 2209256, 2367060, 2761570, 3156080, 3313884, 4142355, 4418512, 4734120, 5523140, 6627768, 8284710, 9468240, 11046280, 13255536, 16569420, 22092560, 33138840, 66277680]

約数ペア:

[(1, 66277680), (2, 33138840), (3, 22092560), (4, 16569420), (5, 13255536), (6, 11046280), (7, 9468240), (8, 8284710), (10, 6627768), (12, 5523140), (14, 4734120), (15, 4418512), (16, 4142355), (20, 3313884), (21, 3156080), (24, 2761570), (28, 2367060), (30, 2209256), (35, 1893648), (40, 1656942), (42, 1578040), (48, 1380785), (56, 1183530), (60, 1104628), (70, 946824), (80, 828471), (84, 789020), (105, 631216), (112, 591765), (120, 552314), (140, 473412), (168, 394510), (210, 315608), (240, 276157), (280, 236706), (336, 197255), (420, 157804), (560, 118353), (840, 78902), (1680, 39451)]