3129680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 8035200

約数和(自身を除く): 4905520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 71, 76, 80, 95, 116, 142, 145, 152, 190, 232, 284, 290, 304, 355, 380, 464, 551, 568, 580, 710, 760, 1102, 1136, 1160, 1349, 1420, 1520, 2059, 2204, 2320, 2698, 2755, 2840, 4118, 4408, 5396, 5510, 5680, 6745, 8236, 8816, 10295, 10792, 11020, 13490, 16472, 20590, 21584, 22040, 26980, 32944, 39121, 41180, 44080, 53960, 78242, 82360, 107920, 156484, 164720, 195605, 312968, 391210, 625936, 782420, 1564840, 3129680]

約数ペア:

[(1, 3129680), (2, 1564840), (4, 782420), (5, 625936), (8, 391210), (10, 312968), (16, 195605), (19, 164720), (20, 156484), (29, 107920), (38, 82360), (40, 78242), (58, 53960), (71, 44080), (76, 41180), (80, 39121), (95, 32944), (116, 26980), (142, 22040), (145, 21584), (152, 20590), (190, 16472), (232, 13490), (284, 11020), (290, 10792), (304, 10295), (355, 8816), (380, 8236), (464, 6745), (551, 5680), (568, 5510), (580, 5396), (710, 4408), (760, 4118), (1102, 2840), (1136, 2755), (1160, 2698), (1349, 2320), (1420, 2204), (1520, 2059)]