134766920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{433}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 314979840

約数和(自身を除く): 180212920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 251, 310, 433, 502, 620, 866, 1004, 1240, 1255, 1732, 2008, 2165, 2510, 3464, 4330, 5020, 7781, 8660, 10040, 13423, 15562, 17320, 26846, 31124, 38905, 53692, 62248, 67115, 77810, 107384, 108683, 134230, 155620, 217366, 268460, 311240, 434732, 536920, 543415, 869464, 1086830, 2173660, 3369173, 4347320, 6738346, 13476692, 16845865, 26953384, 33691730, 67383460, 134766920]

約数ペア:

[(1, 134766920), (2, 67383460), (4, 33691730), (5, 26953384), (8, 16845865), (10, 13476692), (20, 6738346), (31, 4347320), (40, 3369173), (62, 2173660), (124, 1086830), (155, 869464), (248, 543415), (251, 536920), (310, 434732), (433, 311240), (502, 268460), (620, 217366), (866, 155620), (1004, 134230), (1240, 108683), (1255, 107384), (1732, 77810), (2008, 67115), (2165, 62248), (2510, 53692), (3464, 38905), (4330, 31124), (5020, 26846), (7781, 17320), (8660, 15562), (10040, 13423)]