215680960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:962

約数の個数: 112

約数和(自身を含む): 568829952

約数和(自身を除く): 353148992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 142, 160, 176, 220, 284, 320, 352, 355, 440, 568, 704, 710, 781, 863, 880, 1136, 1420, 1562, 1726, 1760, 2272, 2840, 3124, 3452, 3520, 3905, 4315, 4544, 5680, 6248, 6904, 7810, 8630, 9493, 11360, 12496, 13808, 15620, 17260, 18986, 22720, 24992, 27616, 31240, 34520, 37972, 47465, 49984, 55232, 61273, 62480, 69040, 75944, 94930, 122546, 124960, 138080, 151888, 189860, 245092, 249920, 276160, 303776, 306365, 379720, 490184, 607552, 612730, 674003, 759440, 980368, 1225460, 1348006, 1518880, 1960736, 2450920, 2696012, 3037760, 3370015, 3921472, 4901840, 5392024, 6740030, 9803680, 10784048, 13480060, 19607360, 21568096, 26960120, 43136192, 53920240, 107840480, 215680960]

約数ペア:

[(1, 215680960), (2, 107840480), (4, 53920240), (5, 43136192), (8, 26960120), (10, 21568096), (11, 19607360), (16, 13480060), (20, 10784048), (22, 9803680), (32, 6740030), (40, 5392024), (44, 4901840), (55, 3921472), (64, 3370015), (71, 3037760), (80, 2696012), (88, 2450920), (110, 1960736), (142, 1518880), (160, 1348006), (176, 1225460), (220, 980368), (284, 759440), (320, 674003), (352, 612730), (355, 607552), (440, 490184), (568, 379720), (704, 306365), (710, 303776), (781, 276160), (863, 249920), (880, 245092), (1136, 189860), (1420, 151888), (1562, 138080), (1726, 124960), (1760, 122546), (2272, 94930), (2840, 75944), (3124, 69040), (3452, 62480), (3520, 61273), (3905, 55232), (4315, 49984), (4544, 47465), (5680, 37972), (6248, 34520), (6904, 31240), (7810, 27616), (8630, 24992), (9493, 22720), (11360, 18986), (12496, 17260), (13808, 15620)]