31296800

素因数分解:

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

素因数の和:139

約数の個数: 144

約数和(自身を含む): 84369600

約数和(自身を除く): 53072800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 29, 32, 38, 40, 50, 58, 71, 76, 80, 95, 100, 116, 142, 145, 152, 160, 190, 200, 232, 284, 290, 304, 355, 380, 400, 464, 475, 551, 568, 580, 608, 710, 725, 760, 800, 928, 950, 1102, 1136, 1160, 1349, 1420, 1450, 1520, 1775, 1900, 2059, 2204, 2272, 2320, 2698, 2755, 2840, 2900, 3040, 3550, 3800, 4118, 4408, 4640, 5396, 5510, 5680, 5800, 6745, 7100, 7600, 8236, 8816, 10295, 10792, 11020, 11360, 11600, 13490, 13775, 14200, 15200, 16472, 17632, 20590, 21584, 22040, 23200, 26980, 27550, 28400, 32944, 33725, 39121, 41180, 43168, 44080, 51475, 53960, 55100, 56800, 65888, 67450, 78242, 82360, 88160, 102950, 107920, 110200, 134900, 156484, 164720, 195605, 205900, 215840, 220400, 269800, 312968, 329440, 391210, 411800, 440800, 539600, 625936, 782420, 823600, 978025, 1079200, 1251872, 1564840, 1647200, 1956050, 3129680, 3912100, 6259360, 7824200, 15648400, 31296800]

約数ペア:

[(1, 31296800), (2, 15648400), (4, 7824200), (5, 6259360), (8, 3912100), (10, 3129680), (16, 1956050), (19, 1647200), (20, 1564840), (25, 1251872), (29, 1079200), (32, 978025), (38, 823600), (40, 782420), (50, 625936), (58, 539600), (71, 440800), (76, 411800), (80, 391210), (95, 329440), (100, 312968), (116, 269800), (142, 220400), (145, 215840), (152, 205900), (160, 195605), (190, 164720), (200, 156484), (232, 134900), (284, 110200), (290, 107920), (304, 102950), (355, 88160), (380, 82360), (400, 78242), (464, 67450), (475, 65888), (551, 56800), (568, 55100), (580, 53960), (608, 51475), (710, 44080), (725, 43168), (760, 41180), (800, 39121), (928, 33725), (950, 32944), (1102, 28400), (1136, 27550), (1160, 26980), (1349, 23200), (1420, 22040), (1450, 21584), (1520, 20590), (1775, 17632), (1900, 16472), (2059, 15200), (2204, 14200), (2272, 13775), (2320, 13490), (2698, 11600), (2755, 11360), (2840, 11020), (2900, 10792), (3040, 10295), (3550, 8816), (3800, 8236), (4118, 7600), (4408, 7100), (4640, 6745), (5396, 5800), (5510, 5680)]