74321200

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 190278000

約数和(自身を除く): 115956800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 43, 50, 58, 80, 86, 100, 116, 145, 149, 172, 200, 215, 232, 290, 298, 344, 400, 430, 464, 580, 596, 688, 725, 745, 860, 1075, 1160, 1192, 1247, 1450, 1490, 1720, 2150, 2320, 2384, 2494, 2900, 2980, 3440, 3725, 4300, 4321, 4988, 5800, 5960, 6235, 6407, 7450, 8600, 8642, 9976, 11600, 11920, 12470, 12814, 14900, 17200, 17284, 19952, 21605, 24940, 25628, 29800, 31175, 32035, 34568, 43210, 49880, 51256, 59600, 62350, 64070, 69136, 86420, 99760, 102512, 108025, 124700, 128140, 160175, 172840, 185803, 216050, 249400, 256280, 320350, 345680, 371606, 432100, 498800, 512560, 640700, 743212, 864200, 929015, 1281400, 1486424, 1728400, 1858030, 2562800, 2972848, 3716060, 4645075, 7432120, 9290150, 14864240, 18580300, 37160600, 74321200]

約数ペア:

[(1, 74321200), (2, 37160600), (4, 18580300), (5, 14864240), (8, 9290150), (10, 7432120), (16, 4645075), (20, 3716060), (25, 2972848), (29, 2562800), (40, 1858030), (43, 1728400), (50, 1486424), (58, 1281400), (80, 929015), (86, 864200), (100, 743212), (116, 640700), (145, 512560), (149, 498800), (172, 432100), (200, 371606), (215, 345680), (232, 320350), (290, 256280), (298, 249400), (344, 216050), (400, 185803), (430, 172840), (464, 160175), (580, 128140), (596, 124700), (688, 108025), (725, 102512), (745, 99760), (860, 86420), (1075, 69136), (1160, 64070), (1192, 62350), (1247, 59600), (1450, 51256), (1490, 49880), (1720, 43210), (2150, 34568), (2320, 32035), (2384, 31175), (2494, 29800), (2900, 25628), (2980, 24940), (3440, 21605), (3725, 19952), (4300, 17284), (4321, 17200), (4988, 14900), (5800, 12814), (5960, 12470), (6235, 11920), (6407, 11600), (7450, 9976), (8600, 8642)]