168572560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 120

約数和(自身を含む): 446455800

約数和(自身を除く): 277883240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 361, 380, 449, 494, 520, 722, 760, 898, 988, 1040, 1235, 1444, 1520, 1796, 1805, 1976, 2245, 2470, 2888, 3592, 3610, 3952, 4490, 4693, 4940, 5776, 5837, 7184, 7220, 8531, 8980, 9386, 9880, 11674, 14440, 17062, 17960, 18772, 19760, 23348, 23465, 28880, 29185, 34124, 35920, 37544, 42655, 46696, 46930, 58370, 68248, 75088, 85310, 93392, 93860, 110903, 116740, 136496, 162089, 170620, 187720, 221806, 233480, 324178, 341240, 375440, 443612, 466960, 554515, 648356, 682480, 810445, 887224, 1109030, 1296712, 1620890, 1774448, 2107157, 2218060, 2593424, 3241780, 4214314, 4436120, 6483560, 8428628, 8872240, 10535785, 12967120, 16857256, 21071570, 33714512, 42143140, 84286280, 168572560]

約数ペア:

[(1, 168572560), (2, 84286280), (4, 42143140), (5, 33714512), (8, 21071570), (10, 16857256), (13, 12967120), (16, 10535785), (19, 8872240), (20, 8428628), (26, 6483560), (38, 4436120), (40, 4214314), (52, 3241780), (65, 2593424), (76, 2218060), (80, 2107157), (95, 1774448), (104, 1620890), (130, 1296712), (152, 1109030), (190, 887224), (208, 810445), (247, 682480), (260, 648356), (304, 554515), (361, 466960), (380, 443612), (449, 375440), (494, 341240), (520, 324178), (722, 233480), (760, 221806), (898, 187720), (988, 170620), (1040, 162089), (1235, 136496), (1444, 116740), (1520, 110903), (1796, 93860), (1805, 93392), (1976, 85310), (2245, 75088), (2470, 68248), (2888, 58370), (3592, 46930), (3610, 46696), (3952, 42655), (4490, 37544), (4693, 35920), (4940, 34124), (5776, 29185), (5837, 28880), (7184, 23465), (7220, 23348), (8531, 19760), (8980, 18772), (9386, 17960), (9880, 17062), (11674, 14440)]