163485280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{145969}}^1$

素因数の和:145991

約数の個数: 48

約数和(自身を含む): 441413280

約数和(自身を除く): 277928000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 145969, 291938, 583876, 729845, 1021783, 1167752, 1459690, 2043566, 2335504, 2919380, 4087132, 4671008, 5108915, 5838760, 8174264, 10217830, 11677520, 16348528, 20435660, 23355040, 32697056, 40871320, 81742640, 163485280]

約数ペア:

[(1, 163485280), (2, 81742640), (4, 40871320), (5, 32697056), (7, 23355040), (8, 20435660), (10, 16348528), (14, 11677520), (16, 10217830), (20, 8174264), (28, 5838760), (32, 5108915), (35, 4671008), (40, 4087132), (56, 2919380), (70, 2335504), (80, 2043566), (112, 1459690), (140, 1167752), (160, 1021783), (224, 729845), (280, 583876), (560, 291938), (1120, 145969)]