171226480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{887}}^1$

素因数の和:1046

約数の個数: 80

約数和(自身を含む): 422830080

約数和(自身を除く): 251603600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 127, 152, 190, 254, 304, 380, 508, 635, 760, 887, 1016, 1270, 1520, 1774, 2032, 2413, 2540, 3548, 4435, 4826, 5080, 7096, 8870, 9652, 10160, 12065, 14192, 16853, 17740, 19304, 24130, 33706, 35480, 38608, 48260, 67412, 70960, 84265, 96520, 112649, 134824, 168530, 193040, 225298, 269648, 337060, 450596, 563245, 674120, 901192, 1126490, 1348240, 1802384, 2140331, 2252980, 4280662, 4505960, 8561324, 9011920, 10701655, 17122648, 21403310, 34245296, 42806620, 85613240, 171226480]

約数ペア:

[(1, 171226480), (2, 85613240), (4, 42806620), (5, 34245296), (8, 21403310), (10, 17122648), (16, 10701655), (19, 9011920), (20, 8561324), (38, 4505960), (40, 4280662), (76, 2252980), (80, 2140331), (95, 1802384), (127, 1348240), (152, 1126490), (190, 901192), (254, 674120), (304, 563245), (380, 450596), (508, 337060), (635, 269648), (760, 225298), (887, 193040), (1016, 168530), (1270, 134824), (1520, 112649), (1774, 96520), (2032, 84265), (2413, 70960), (2540, 67412), (3548, 48260), (4435, 38608), (4826, 35480), (5080, 33706), (7096, 24130), (8870, 19304), (9652, 17740), (10160, 16853), (12065, 14192)]