261810240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{272719}}^1$

素因数の和:272739

約数の個数: 56

約数和(自身を含む): 831250560

約数和(自身を除く): 569440320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 272719, 545438, 818157, 1090876, 1363595, 1636314, 2181752, 2727190, 3272628, 4090785, 4363504, 5454380, 6545256, 8181570, 8727008, 10908760, 13090512, 16363140, 17454016, 21817520, 26181024, 32726280, 43635040, 52362048, 65452560, 87270080, 130905120, 261810240]

約数ペア:

[(1, 261810240), (2, 130905120), (3, 87270080), (4, 65452560), (5, 52362048), (6, 43635040), (8, 32726280), (10, 26181024), (12, 21817520), (15, 17454016), (16, 16363140), (20, 13090512), (24, 10908760), (30, 8727008), (32, 8181570), (40, 6545256), (48, 5454380), (60, 4363504), (64, 4090785), (80, 3272628), (96, 2727190), (120, 2181752), (160, 1636314), (192, 1363595), (240, 1090876), (320, 818157), (480, 545438), (960, 272719)]