18384800

素因数分解:

$2^5\times 5^2\times 7^3\times {\mathrm{67}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 53121600

約数和(自身を除く): 34736800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 67, 70, 80, 98, 100, 112, 134, 140, 160, 175, 196, 200, 224, 245, 268, 280, 335, 343, 350, 392, 400, 469, 490, 536, 560, 670, 686, 700, 784, 800, 938, 980, 1072, 1120, 1225, 1340, 1372, 1400, 1568, 1675, 1715, 1876, 1960, 2144, 2345, 2450, 2680, 2744, 2800, 3283, 3350, 3430, 3752, 3920, 4690, 4900, 5360, 5488, 5600, 6566, 6700, 6860, 7504, 7840, 8575, 9380, 9800, 10720, 10976, 11725, 13132, 13400, 13720, 15008, 16415, 17150, 18760, 19600, 22981, 23450, 26264, 26800, 27440, 32830, 34300, 37520, 39200, 45962, 46900, 52528, 53600, 54880, 65660, 68600, 75040, 82075, 91924, 93800, 105056, 114905, 131320, 137200, 164150, 183848, 187600, 229810, 262640, 274400, 328300, 367696, 375200, 459620, 525280, 574525, 656600, 735392, 919240, 1149050, 1313200, 1838480, 2298100, 2626400, 3676960, 4596200, 9192400, 18384800]

約数ペア:

[(1, 18384800), (2, 9192400), (4, 4596200), (5, 3676960), (7, 2626400), (8, 2298100), (10, 1838480), (14, 1313200), (16, 1149050), (20, 919240), (25, 735392), (28, 656600), (32, 574525), (35, 525280), (40, 459620), (49, 375200), (50, 367696), (56, 328300), (67, 274400), (70, 262640), (80, 229810), (98, 187600), (100, 183848), (112, 164150), (134, 137200), (140, 131320), (160, 114905), (175, 105056), (196, 93800), (200, 91924), (224, 82075), (245, 75040), (268, 68600), (280, 65660), (335, 54880), (343, 53600), (350, 52528), (392, 46900), (400, 45962), (469, 39200), (490, 37520), (536, 34300), (560, 32830), (670, 27440), (686, 26800), (700, 26264), (784, 23450), (800, 22981), (938, 19600), (980, 18760), (1072, 17150), (1120, 16415), (1225, 15008), (1340, 13720), (1372, 13400), (1400, 13132), (1568, 11725), (1675, 10976), (1715, 10720), (1876, 9800), (1960, 9380), (2144, 8575), (2345, 7840), (2450, 7504), (2680, 6860), (2744, 6700), (2800, 6566), (3283, 5600), (3350, 5488), (3430, 5360), (3752, 4900), (3920, 4690)]