68176920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81163}}^1$

素因数の和:81184

約数の個数: 64

約数和(自身を含む): 233752320

約数和(自身を除く): 165575400

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, 81163, 162326, 243489, 324652, 405815, 486978, 568141, 649304, 811630, 973956, 1136282, 1217445, 1623260, 1704423, 1947912, 2272564, 2434890, 2840705, 3246520, 3408846, 4545128, 4869780, 5681410, 6817692, 8522115, 9739560, 11362820, 13635384, 17044230, 22725640, 34088460, 68176920]

約数ペア:

[(1, 68176920), (2, 34088460), (3, 22725640), (4, 17044230), (5, 13635384), (6, 11362820), (7, 9739560), (8, 8522115), (10, 6817692), (12, 5681410), (14, 4869780), (15, 4545128), (20, 3408846), (21, 3246520), (24, 2840705), (28, 2434890), (30, 2272564), (35, 1947912), (40, 1704423), (42, 1623260), (56, 1217445), (60, 1136282), (70, 973956), (84, 811630), (105, 649304), (120, 568141), (140, 486978), (168, 405815), (210, 324652), (280, 243489), (420, 162326), (840, 81163)]