2921169280

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1039}}^1$

素因数の和:1272

約数の個数: 128

約数和(自身を含む): 7332249600

約数和(自身を除く): 4411080320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 191, 230, 320, 368, 382, 460, 640, 736, 764, 920, 955, 1039, 1472, 1528, 1840, 1910, 2078, 2944, 3056, 3680, 3820, 4156, 4393, 5195, 6112, 7360, 7640, 8312, 8786, 10390, 12224, 14720, 15280, 16624, 17572, 20780, 21965, 23897, 24448, 30560, 33248, 35144, 41560, 43930, 47794, 61120, 66496, 70288, 83120, 87860, 95588, 119485, 122240, 132992, 140576, 166240, 175720, 191176, 198449, 238970, 281152, 332480, 351440, 382352, 396898, 477940, 562304, 664960, 702880, 764704, 793796, 955880, 992245, 1405760, 1529408, 1587592, 1911760, 1984490, 2811520, 3058816, 3175184, 3823520, 3968980, 4564327, 6350368, 7647040, 7937960, 9128654, 12700736, 15294080, 15875920, 18257308, 22821635, 25401472, 31751840, 36514616, 45643270, 63503680, 73029232, 91286540, 127007360, 146058464, 182573080, 292116928, 365146160, 584233856, 730292320, 1460584640, 2921169280]

約数ペア:

[(1, 2921169280), (2, 1460584640), (4, 730292320), (5, 584233856), (8, 365146160), (10, 292116928), (16, 182573080), (20, 146058464), (23, 127007360), (32, 91286540), (40, 73029232), (46, 63503680), (64, 45643270), (80, 36514616), (92, 31751840), (115, 25401472), (128, 22821635), (160, 18257308), (184, 15875920), (191, 15294080), (230, 12700736), (320, 9128654), (368, 7937960), (382, 7647040), (460, 6350368), (640, 4564327), (736, 3968980), (764, 3823520), (920, 3175184), (955, 3058816), (1039, 2811520), (1472, 1984490), (1528, 1911760), (1840, 1587592), (1910, 1529408), (2078, 1405760), (2944, 992245), (3056, 955880), (3680, 793796), (3820, 764704), (4156, 702880), (4393, 664960), (5195, 562304), (6112, 477940), (7360, 396898), (7640, 382352), (8312, 351440), (8786, 332480), (10390, 281152), (12224, 238970), (14720, 198449), (15280, 191176), (16624, 175720), (17572, 166240), (20780, 140576), (21965, 132992), (23897, 122240), (24448, 119485), (30560, 95588), (33248, 87860), (35144, 83120), (41560, 70288), (43930, 66496), (47794, 61120)]