748711680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{194977}}^1$

素因数の和:195001

約数の個数: 72

約数和(自身を含む): 2391210192

約数和(自身を除く): 1642498512

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, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 194977, 389954, 584931, 779908, 974885, 1169862, 1559816, 1949770, 2339724, 2924655, 3119632, 3899540, 4679448, 5849310, 6239264, 7799080, 9358896, 11698620, 12478528, 15598160, 18717792, 23397240, 24957056, 31196320, 37435584, 46794480, 49914112, 62392640, 74871168, 93588960, 124785280, 149742336, 187177920, 249570560, 374355840, 748711680]

約数ペア:

[(1, 748711680), (2, 374355840), (3, 249570560), (4, 187177920), (5, 149742336), (6, 124785280), (8, 93588960), (10, 74871168), (12, 62392640), (15, 49914112), (16, 46794480), (20, 37435584), (24, 31196320), (30, 24957056), (32, 23397240), (40, 18717792), (48, 15598160), (60, 12478528), (64, 11698620), (80, 9358896), (96, 7799080), (120, 6239264), (128, 5849310), (160, 4679448), (192, 3899540), (240, 3119632), (256, 2924655), (320, 2339724), (384, 1949770), (480, 1559816), (640, 1169862), (768, 974885), (960, 779908), (1280, 584931), (1920, 389954), (3840, 194977)]