137879320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{443}}^1$

素因数の和:736

約数の個数: 64

約数和(自身を含む): 322237440

約数和(自身を除く): 184358120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 251, 310, 443, 502, 620, 886, 1004, 1240, 1255, 1772, 2008, 2215, 2510, 3544, 4430, 5020, 7781, 8860, 10040, 13733, 15562, 17720, 27466, 31124, 38905, 54932, 62248, 68665, 77810, 109864, 111193, 137330, 155620, 222386, 274660, 311240, 444772, 549320, 555965, 889544, 1111930, 2223860, 3446983, 4447720, 6893966, 13787932, 17234915, 27575864, 34469830, 68939660, 137879320]

約数ペア:

[(1, 137879320), (2, 68939660), (4, 34469830), (5, 27575864), (8, 17234915), (10, 13787932), (20, 6893966), (31, 4447720), (40, 3446983), (62, 2223860), (124, 1111930), (155, 889544), (248, 555965), (251, 549320), (310, 444772), (443, 311240), (502, 274660), (620, 222386), (886, 155620), (1004, 137330), (1240, 111193), (1255, 109864), (1772, 77810), (2008, 68665), (2215, 62248), (2510, 54932), (3544, 38905), (4430, 31124), (5020, 27466), (7781, 17720), (8860, 15562), (10040, 13733)]