204748960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{569}}^1$

素因数の和:770

約数の個数: 96

約数和(自身を含む): 524860560

約数和(自身を除く): 320111600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 173, 208, 260, 346, 416, 520, 569, 692, 865, 1040, 1138, 1384, 1730, 2080, 2249, 2276, 2768, 2845, 3460, 4498, 4552, 5536, 5690, 6920, 7397, 8996, 9104, 11245, 11380, 13840, 14794, 17992, 18208, 22490, 22760, 27680, 29588, 35984, 36985, 44980, 45520, 59176, 71968, 73970, 89960, 91040, 98437, 118352, 147940, 179920, 196874, 236704, 295880, 359840, 393748, 492185, 591760, 787496, 984370, 1183520, 1279681, 1574992, 1968740, 2559362, 3149984, 3937480, 5118724, 6398405, 7874960, 10237448, 12796810, 15749920, 20474896, 25593620, 40949792, 51187240, 102374480, 204748960]

約数ペア:

[(1, 204748960), (2, 102374480), (4, 51187240), (5, 40949792), (8, 25593620), (10, 20474896), (13, 15749920), (16, 12796810), (20, 10237448), (26, 7874960), (32, 6398405), (40, 5118724), (52, 3937480), (65, 3149984), (80, 2559362), (104, 1968740), (130, 1574992), (160, 1279681), (173, 1183520), (208, 984370), (260, 787496), (346, 591760), (416, 492185), (520, 393748), (569, 359840), (692, 295880), (865, 236704), (1040, 196874), (1138, 179920), (1384, 147940), (1730, 118352), (2080, 98437), (2249, 91040), (2276, 89960), (2768, 73970), (2845, 71968), (3460, 59176), (4498, 45520), (4552, 44980), (5536, 36985), (5690, 35984), (6920, 29588), (7397, 27680), (8996, 22760), (9104, 22490), (11245, 18208), (11380, 17992), (13840, 14794)]