152040740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{977}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 331236864

約数和(自身を除く): 179196124

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 251, 310, 502, 620, 977, 1004, 1255, 1954, 2510, 3908, 4885, 5020, 7781, 9770, 15562, 19540, 30287, 31124, 38905, 60574, 77810, 121148, 151435, 155620, 245227, 302870, 490454, 605740, 980908, 1226135, 2452270, 4904540, 7602037, 15204074, 30408148, 38010185, 76020370, 152040740]

約数ペア:

[(1, 152040740), (2, 76020370), (4, 38010185), (5, 30408148), (10, 15204074), (20, 7602037), (31, 4904540), (62, 2452270), (124, 1226135), (155, 980908), (251, 605740), (310, 490454), (502, 302870), (620, 245227), (977, 155620), (1004, 151435), (1255, 121148), (1954, 77810), (2510, 60574), (3908, 38905), (4885, 31124), (5020, 30287), (7781, 19540), (9770, 15562)]