420681912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{19717}}^1$

素因数の和:19860

約数の個数: 64

約数和(自身を含む): 1211473920

約数和(自身を除く): 790792008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 127, 168, 254, 381, 508, 762, 889, 1016, 1524, 1778, 2667, 3048, 3556, 5334, 7112, 10668, 19717, 21336, 39434, 59151, 78868, 118302, 138019, 157736, 236604, 276038, 414057, 473208, 552076, 828114, 1104152, 1656228, 2504059, 3312456, 5008118, 7512177, 10016236, 15024354, 17528413, 20032472, 30048708, 35056826, 52585239, 60097416, 70113652, 105170478, 140227304, 210340956, 420681912]

約数ペア:

[(1, 420681912), (2, 210340956), (3, 140227304), (4, 105170478), (6, 70113652), (7, 60097416), (8, 52585239), (12, 35056826), (14, 30048708), (21, 20032472), (24, 17528413), (28, 15024354), (42, 10016236), (56, 7512177), (84, 5008118), (127, 3312456), (168, 2504059), (254, 1656228), (381, 1104152), (508, 828114), (762, 552076), (889, 473208), (1016, 414057), (1524, 276038), (1778, 236604), (2667, 157736), (3048, 138019), (3556, 118302), (5334, 78868), (7112, 59151), (10668, 39434), (19717, 21336)]