239887760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3373}}^1$

素因数の和:3520

約数の個数: 80

約数和(自身を含む): 642625536

約数和(自身を除く): 402737776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 889, 1016, 1270, 1778, 2032, 2540, 3373, 3556, 4445, 5080, 6746, 7112, 8890, 10160, 13492, 14224, 16865, 17780, 23611, 26984, 33730, 35560, 47222, 53968, 67460, 71120, 94444, 118055, 134920, 188888, 236110, 269840, 377776, 428371, 472220, 856742, 944440, 1713484, 1888880, 2141855, 2998597, 3426968, 4283710, 5997194, 6853936, 8567420, 11994388, 14992985, 17134840, 23988776, 29985970, 34269680, 47977552, 59971940, 119943880, 239887760]

約数ペア:

[(1, 239887760), (2, 119943880), (4, 59971940), (5, 47977552), (7, 34269680), (8, 29985970), (10, 23988776), (14, 17134840), (16, 14992985), (20, 11994388), (28, 8567420), (35, 6853936), (40, 5997194), (56, 4283710), (70, 3426968), (80, 2998597), (112, 2141855), (127, 1888880), (140, 1713484), (254, 944440), (280, 856742), (508, 472220), (560, 428371), (635, 377776), (889, 269840), (1016, 236110), (1270, 188888), (1778, 134920), (2032, 118055), (2540, 94444), (3373, 71120), (3556, 67460), (4445, 53968), (5080, 47222), (6746, 35560), (7112, 33730), (8890, 26984), (10160, 23611), (13492, 17780), (14224, 16865)]