121608040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{971}}^1$

素因数の和:1114

約数の個数: 64

約数和(自身を含む): 285534720

約数和(自身を除く): 163926680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 808, 971, 1010, 1240, 1942, 2020, 3131, 3884, 4040, 4855, 6262, 7768, 9710, 12524, 15655, 19420, 25048, 30101, 31310, 38840, 60202, 62620, 98071, 120404, 125240, 150505, 196142, 240808, 301010, 392284, 490355, 602020, 784568, 980710, 1204040, 1961420, 3040201, 3922840, 6080402, 12160804, 15201005, 24321608, 30402010, 60804020, 121608040]

約数ペア:

[(1, 121608040), (2, 60804020), (4, 30402010), (5, 24321608), (8, 15201005), (10, 12160804), (20, 6080402), (31, 3922840), (40, 3040201), (62, 1961420), (101, 1204040), (124, 980710), (155, 784568), (202, 602020), (248, 490355), (310, 392284), (404, 301010), (505, 240808), (620, 196142), (808, 150505), (971, 125240), (1010, 120404), (1240, 98071), (1942, 62620), (2020, 60202), (3131, 38840), (3884, 31310), (4040, 30101), (4855, 25048), (6262, 19420), (7768, 15655), (9710, 12524)]