169881320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{821}}^1$

素因数の和:1578

約数の個数: 64

約数和(自身を含む): 437961600

約数和(自身を除く): 268080280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 739, 821, 1478, 1642, 2956, 3284, 3695, 4105, 5173, 5747, 5912, 6568, 7390, 8210, 10346, 11494, 14780, 16420, 20692, 22988, 25865, 28735, 29560, 32840, 41384, 45976, 51730, 57470, 103460, 114940, 206920, 229880, 606719, 1213438, 2426876, 3033595, 4247033, 4853752, 6067190, 8494066, 12134380, 16988132, 21235165, 24268760, 33976264, 42470330, 84940660, 169881320]

約数ペア:

[(1, 169881320), (2, 84940660), (4, 42470330), (5, 33976264), (7, 24268760), (8, 21235165), (10, 16988132), (14, 12134380), (20, 8494066), (28, 6067190), (35, 4853752), (40, 4247033), (56, 3033595), (70, 2426876), (140, 1213438), (280, 606719), (739, 229880), (821, 206920), (1478, 114940), (1642, 103460), (2956, 57470), (3284, 51730), (3695, 45976), (4105, 41384), (5173, 32840), (5747, 29560), (5912, 28735), (6568, 25865), (7390, 22988), (8210, 20692), (10346, 16420), (11494, 14780)]