135340280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{937}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 320120640

約数和(自身を除く): 184780360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 157, 184, 230, 314, 460, 628, 785, 920, 937, 1256, 1570, 1874, 3140, 3611, 3748, 4685, 6280, 7222, 7496, 9370, 14444, 18055, 18740, 21551, 28888, 36110, 37480, 43102, 72220, 86204, 107755, 144440, 147109, 172408, 215510, 294218, 431020, 588436, 735545, 862040, 1176872, 1471090, 2942180, 3383507, 5884360, 6767014, 13534028, 16917535, 27068056, 33835070, 67670140, 135340280]

約数ペア:

[(1, 135340280), (2, 67670140), (4, 33835070), (5, 27068056), (8, 16917535), (10, 13534028), (20, 6767014), (23, 5884360), (40, 3383507), (46, 2942180), (92, 1471090), (115, 1176872), (157, 862040), (184, 735545), (230, 588436), (314, 431020), (460, 294218), (628, 215510), (785, 172408), (920, 147109), (937, 144440), (1256, 107755), (1570, 86204), (1874, 72220), (3140, 43102), (3611, 37480), (3748, 36110), (4685, 28888), (6280, 21551), (7222, 18740), (7496, 18055), (9370, 14444)]