178292340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:879

約数の個数: 120

約数和(自身を含む): 563675112

約数和(自身を除く): 385382772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 157, 162, 180, 270, 314, 324, 405, 471, 540, 628, 701, 785, 810, 942, 1402, 1413, 1570, 1620, 1884, 2103, 2355, 2804, 2826, 3140, 3505, 4206, 4239, 4710, 5652, 6309, 7010, 7065, 8412, 8478, 9420, 10515, 12618, 12717, 14020, 14130, 16956, 18927, 21030, 21195, 25236, 25434, 28260, 31545, 37854, 42060, 42390, 50868, 56781, 63090, 63585, 75708, 84780, 94635, 110057, 113562, 126180, 127170, 189270, 220114, 227124, 254340, 283905, 330171, 378540, 440228, 550285, 567810, 660342, 990513, 1100570, 1135620, 1320684, 1650855, 1981026, 2201140, 2971539, 3301710, 3962052, 4952565, 5943078, 6603420, 8914617, 9905130, 11886156, 14857695, 17829234, 19810260, 29715390, 35658468, 44573085, 59430780, 89146170, 178292340]

約数ペア:

[(1, 178292340), (2, 89146170), (3, 59430780), (4, 44573085), (5, 35658468), (6, 29715390), (9, 19810260), (10, 17829234), (12, 14857695), (15, 11886156), (18, 9905130), (20, 8914617), (27, 6603420), (30, 5943078), (36, 4952565), (45, 3962052), (54, 3301710), (60, 2971539), (81, 2201140), (90, 1981026), (108, 1650855), (135, 1320684), (157, 1135620), (162, 1100570), (180, 990513), (270, 660342), (314, 567810), (324, 550285), (405, 440228), (471, 378540), (540, 330171), (628, 283905), (701, 254340), (785, 227124), (810, 220114), (942, 189270), (1402, 127170), (1413, 126180), (1570, 113562), (1620, 110057), (1884, 94635), (2103, 84780), (2355, 75708), (2804, 63585), (2826, 63090), (3140, 56781), (3505, 50868), (4206, 42390), (4239, 42060), (4710, 37854), (5652, 31545), (6309, 28260), (7010, 25434), (7065, 25236), (8412, 21195), (8478, 21030), (9420, 18927), (10515, 16956), (12618, 14130), (12717, 14020)]