22981000

素因数分解:

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

素因数の和:109

約数の個数: 128

約数和(自身を含む): 63648000

約数和(自身を除く): 40667000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 67, 70, 98, 100, 125, 134, 140, 175, 196, 200, 245, 250, 268, 280, 335, 343, 350, 392, 469, 490, 500, 536, 670, 686, 700, 875, 938, 980, 1000, 1225, 1340, 1372, 1400, 1675, 1715, 1750, 1876, 1960, 2345, 2450, 2680, 2744, 3283, 3350, 3430, 3500, 3752, 4690, 4900, 6125, 6566, 6700, 6860, 7000, 8375, 8575, 9380, 9800, 11725, 12250, 13132, 13400, 13720, 16415, 16750, 17150, 18760, 22981, 23450, 24500, 26264, 32830, 33500, 34300, 42875, 45962, 46900, 49000, 58625, 65660, 67000, 68600, 82075, 85750, 91924, 93800, 114905, 117250, 131320, 164150, 171500, 183848, 229810, 234500, 328300, 343000, 410375, 459620, 469000, 574525, 656600, 820750, 919240, 1149050, 1641500, 2298100, 2872625, 3283000, 4596200, 5745250, 11490500, 22981000]

約数ペア:

[(1, 22981000), (2, 11490500), (4, 5745250), (5, 4596200), (7, 3283000), (8, 2872625), (10, 2298100), (14, 1641500), (20, 1149050), (25, 919240), (28, 820750), (35, 656600), (40, 574525), (49, 469000), (50, 459620), (56, 410375), (67, 343000), (70, 328300), (98, 234500), (100, 229810), (125, 183848), (134, 171500), (140, 164150), (175, 131320), (196, 117250), (200, 114905), (245, 93800), (250, 91924), (268, 85750), (280, 82075), (335, 68600), (343, 67000), (350, 65660), (392, 58625), (469, 49000), (490, 46900), (500, 45962), (536, 42875), (670, 34300), (686, 33500), (700, 32830), (875, 26264), (938, 24500), (980, 23450), (1000, 22981), (1225, 18760), (1340, 17150), (1372, 16750), (1400, 16415), (1675, 13720), (1715, 13400), (1750, 13132), (1876, 12250), (1960, 11725), (2345, 9800), (2450, 9380), (2680, 8575), (2744, 8375), (3283, 7000), (3350, 6860), (3430, 6700), (3500, 6566), (3752, 6125), (4690, 4900)]