67932800

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 191237760

約数和(自身を除く): 123304960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 32, 40, 46, 50, 52, 64, 65, 71, 80, 92, 100, 104, 115, 128, 130, 142, 160, 184, 200, 208, 230, 260, 284, 299, 320, 325, 355, 368, 400, 416, 460, 520, 568, 575, 598, 640, 650, 710, 736, 800, 832, 920, 923, 1040, 1136, 1150, 1196, 1300, 1420, 1472, 1495, 1600, 1633, 1664, 1775, 1840, 1846, 2080, 2272, 2300, 2392, 2600, 2840, 2944, 2990, 3200, 3266, 3550, 3680, 3692, 4160, 4544, 4600, 4615, 4784, 5200, 5680, 5980, 6532, 7100, 7360, 7384, 7475, 8165, 8320, 9088, 9200, 9230, 9568, 10400, 11360, 11960, 13064, 14200, 14720, 14768, 14950, 16330, 18400, 18460, 19136, 20800, 21229, 22720, 23075, 23920, 26128, 28400, 29536, 29900, 32660, 36800, 36920, 38272, 40825, 41600, 42458, 45440, 46150, 47840, 52256, 56800, 59072, 59800, 65320, 73600, 73840, 81650, 84916, 92300, 95680, 104512, 106145, 113600, 118144, 119600, 130640, 147680, 163300, 169832, 184600, 191360, 209024, 212290, 227200, 239200, 261280, 295360, 326600, 339664, 369200, 424580, 478400, 522560, 530725, 590720, 653200, 679328, 738400, 849160, 956800, 1045120, 1061450, 1306400, 1358656, 1476800, 1698320, 2122900, 2612800, 2717312, 2953600, 3396640, 4245800, 5225600, 6793280, 8491600, 13586560, 16983200, 33966400, 67932800]

約数ペア:

[(1, 67932800), (2, 33966400), (4, 16983200), (5, 13586560), (8, 8491600), (10, 6793280), (13, 5225600), (16, 4245800), (20, 3396640), (23, 2953600), (25, 2717312), (26, 2612800), (32, 2122900), (40, 1698320), (46, 1476800), (50, 1358656), (52, 1306400), (64, 1061450), (65, 1045120), (71, 956800), (80, 849160), (92, 738400), (100, 679328), (104, 653200), (115, 590720), (128, 530725), (130, 522560), (142, 478400), (160, 424580), (184, 369200), (200, 339664), (208, 326600), (230, 295360), (260, 261280), (284, 239200), (299, 227200), (320, 212290), (325, 209024), (355, 191360), (368, 184600), (400, 169832), (416, 163300), (460, 147680), (520, 130640), (568, 119600), (575, 118144), (598, 113600), (640, 106145), (650, 104512), (710, 95680), (736, 92300), (800, 84916), (832, 81650), (920, 73840), (923, 73600), (1040, 65320), (1136, 59800), (1150, 59072), (1196, 56800), (1300, 52256), (1420, 47840), (1472, 46150), (1495, 45440), (1600, 42458), (1633, 41600), (1664, 40825), (1775, 38272), (1840, 36920), (1846, 36800), (2080, 32660), (2272, 29900), (2300, 29536), (2392, 28400), (2600, 26128), (2840, 23920), (2944, 23075), (2990, 22720), (3200, 21229), (3266, 20800), (3550, 19136), (3680, 18460), (3692, 18400), (4160, 16330), (4544, 14950), (4600, 14768), (4615, 14720), (4784, 14200), (5200, 13064), (5680, 11960), (5980, 11360), (6532, 10400), (7100, 9568), (7360, 9230), (7384, 9200), (7475, 9088), (8165, 8320)]