131495520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1621}}^1$

素因数の和:1665

約数の個数: 144

約数和(自身を含む): 448800912

約数和(自身を除く): 317305392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 1014, 1040, 1248, 1352, 1560, 1621, 1690, 2028, 2080, 2535, 2704, 3120, 3242, 3380, 4056, 4863, 5070, 5408, 6240, 6484, 6760, 8105, 8112, 9726, 10140, 12968, 13520, 16210, 16224, 19452, 20280, 21073, 24315, 25936, 27040, 32420, 38904, 40560, 42146, 48630, 51872, 63219, 64840, 77808, 81120, 84292, 97260, 105365, 126438, 129680, 155616, 168584, 194520, 210730, 252876, 259360, 273949, 316095, 337168, 389040, 421460, 505752, 547898, 632190, 674336, 778080, 821847, 842920, 1011504, 1095796, 1264380, 1369745, 1643694, 1685840, 2023008, 2191592, 2528760, 2739490, 3287388, 3371680, 4109235, 4383184, 5057520, 5478980, 6574776, 8218470, 8766368, 10115040, 10957960, 13149552, 16436940, 21915920, 26299104, 32873880, 43831840, 65747760, 131495520]

約数ペア:

[(1, 131495520), (2, 65747760), (3, 43831840), (4, 32873880), (5, 26299104), (6, 21915920), (8, 16436940), (10, 13149552), (12, 10957960), (13, 10115040), (15, 8766368), (16, 8218470), (20, 6574776), (24, 5478980), (26, 5057520), (30, 4383184), (32, 4109235), (39, 3371680), (40, 3287388), (48, 2739490), (52, 2528760), (60, 2191592), (65, 2023008), (78, 1685840), (80, 1643694), (96, 1369745), (104, 1264380), (120, 1095796), (130, 1011504), (156, 842920), (160, 821847), (169, 778080), (195, 674336), (208, 632190), (240, 547898), (260, 505752), (312, 421460), (338, 389040), (390, 337168), (416, 316095), (480, 273949), (507, 259360), (520, 252876), (624, 210730), (676, 194520), (780, 168584), (845, 155616), (1014, 129680), (1040, 126438), (1248, 105365), (1352, 97260), (1560, 84292), (1621, 81120), (1690, 77808), (2028, 64840), (2080, 63219), (2535, 51872), (2704, 48630), (3120, 42146), (3242, 40560), (3380, 38904), (4056, 32420), (4863, 27040), (5070, 25936), (5408, 24315), (6240, 21073), (6484, 20280), (6760, 19452), (8105, 16224), (8112, 16210), (9726, 13520), (10140, 12968)]