257481120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41263}}^1$

素因数の和:41294

約数の個数: 96

約数和(自身を含む): 873476352

約数和(自身を除く): 615995232

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, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 41263, 82526, 123789, 165052, 206315, 247578, 330104, 412630, 495156, 536419, 618945, 660208, 825260, 990312, 1072838, 1237890, 1320416, 1609257, 1650520, 1980624, 2145676, 2475780, 2682095, 3218514, 3301040, 3961248, 4291352, 4951560, 5364190, 6437028, 6602080, 8046285, 8582704, 9903120, 10728380, 12874056, 16092570, 17165408, 19806240, 21456760, 25748112, 32185140, 42913520, 51496224, 64370280, 85827040, 128740560, 257481120]

約数ペア:

[(1, 257481120), (2, 128740560), (3, 85827040), (4, 64370280), (5, 51496224), (6, 42913520), (8, 32185140), (10, 25748112), (12, 21456760), (13, 19806240), (15, 17165408), (16, 16092570), (20, 12874056), (24, 10728380), (26, 9903120), (30, 8582704), (32, 8046285), (39, 6602080), (40, 6437028), (48, 5364190), (52, 4951560), (60, 4291352), (65, 3961248), (78, 3301040), (80, 3218514), (96, 2682095), (104, 2475780), (120, 2145676), (130, 1980624), (156, 1650520), (160, 1609257), (195, 1320416), (208, 1237890), (240, 1072838), (260, 990312), (312, 825260), (390, 660208), (416, 618945), (480, 536419), (520, 495156), (624, 412630), (780, 330104), (1040, 247578), (1248, 206315), (1560, 165052), (2080, 123789), (3120, 82526), (6240, 41263)]