2589786880

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:574

約数の個数: 144

約数和(自身を含む): 6431241600

約数和(自身を除く): 3841454720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 149, 160, 185, 256, 296, 298, 320, 367, 370, 592, 596, 640, 734, 740, 745, 1184, 1192, 1280, 1468, 1480, 1490, 1835, 2368, 2384, 2936, 2960, 2980, 3670, 4736, 4768, 5513, 5872, 5920, 5960, 7340, 9472, 9536, 11026, 11744, 11840, 11920, 13579, 14680, 19072, 22052, 23488, 23680, 23840, 27158, 27565, 29360, 38144, 44104, 46976, 47360, 47680, 54316, 54683, 55130, 58720, 67895, 88208, 93952, 95360, 108632, 109366, 110260, 117440, 135790, 176416, 190720, 217264, 218732, 220520, 234880, 271580, 273415, 352832, 434528, 437464, 441040, 469760, 543160, 546830, 705664, 869056, 874928, 882080, 1086320, 1093660, 1411328, 1738112, 1749856, 1764160, 2023271, 2172640, 2187320, 3476224, 3499712, 3528320, 4046542, 4345280, 4374640, 6999424, 7056640, 8093084, 8690560, 8749280, 10116355, 13998848, 16186168, 17381120, 17498560, 20232710, 32372336, 34997120, 40465420, 64744672, 69994240, 80930840, 129489344, 161861680, 258978688, 323723360, 517957376, 647446720, 1294893440, 2589786880]

約数ペア:

[(1, 2589786880), (2, 1294893440), (4, 647446720), (5, 517957376), (8, 323723360), (10, 258978688), (16, 161861680), (20, 129489344), (32, 80930840), (37, 69994240), (40, 64744672), (64, 40465420), (74, 34997120), (80, 32372336), (128, 20232710), (148, 17498560), (149, 17381120), (160, 16186168), (185, 13998848), (256, 10116355), (296, 8749280), (298, 8690560), (320, 8093084), (367, 7056640), (370, 6999424), (592, 4374640), (596, 4345280), (640, 4046542), (734, 3528320), (740, 3499712), (745, 3476224), (1184, 2187320), (1192, 2172640), (1280, 2023271), (1468, 1764160), (1480, 1749856), (1490, 1738112), (1835, 1411328), (2368, 1093660), (2384, 1086320), (2936, 882080), (2960, 874928), (2980, 869056), (3670, 705664), (4736, 546830), (4768, 543160), (5513, 469760), (5872, 441040), (5920, 437464), (5960, 434528), (7340, 352832), (9472, 273415), (9536, 271580), (11026, 234880), (11744, 220520), (11840, 218732), (11920, 217264), (13579, 190720), (14680, 176416), (19072, 135790), (22052, 117440), (23488, 110260), (23680, 109366), (23840, 108632), (27158, 95360), (27565, 93952), (29360, 88208), (38144, 67895), (44104, 58720), (46976, 55130), (47360, 54683), (47680, 54316)]