163912280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4273}}^1$

素因数の和:4428

約数の個数: 64

約数和(自身を含む): 424664640

約数和(自身を除く): 260752360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1370, 1918, 2740, 3836, 4273, 4795, 5480, 7672, 8546, 9590, 17092, 19180, 21365, 29911, 34184, 38360, 42730, 59822, 85460, 119644, 149555, 170920, 239288, 299110, 585401, 598220, 1170802, 1196440, 2341604, 2927005, 4097807, 4683208, 5854010, 8195614, 11708020, 16391228, 20489035, 23416040, 32782456, 40978070, 81956140, 163912280]

約数ペア:

[(1, 163912280), (2, 81956140), (4, 40978070), (5, 32782456), (7, 23416040), (8, 20489035), (10, 16391228), (14, 11708020), (20, 8195614), (28, 5854010), (35, 4683208), (40, 4097807), (56, 2927005), (70, 2341604), (137, 1196440), (140, 1170802), (274, 598220), (280, 585401), (548, 299110), (685, 239288), (959, 170920), (1096, 149555), (1370, 119644), (1918, 85460), (2740, 59822), (3836, 42730), (4273, 38360), (4795, 34184), (5480, 29911), (7672, 21365), (8546, 19180), (9590, 17092)]