18293490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 50656320

約数和(自身を除く): 32362830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 43, 45, 58, 86, 87, 90, 129, 145, 163, 174, 215, 258, 261, 290, 326, 387, 430, 435, 489, 522, 645, 774, 815, 870, 978, 1247, 1290, 1305, 1467, 1630, 1935, 2445, 2494, 2610, 2934, 3741, 3870, 4727, 4890, 6235, 7009, 7335, 7482, 9454, 11223, 12470, 14018, 14181, 14670, 18705, 21027, 22446, 23635, 28362, 35045, 37410, 42054, 42543, 47270, 56115, 63081, 70090, 70905, 85086, 105135, 112230, 126162, 141810, 203261, 210270, 212715, 315405, 406522, 425430, 609783, 630810, 1016305, 1219566, 1829349, 2032610, 3048915, 3658698, 6097830, 9146745, 18293490]

約数ペア:

[(1, 18293490), (2, 9146745), (3, 6097830), (5, 3658698), (6, 3048915), (9, 2032610), (10, 1829349), (15, 1219566), (18, 1016305), (29, 630810), (30, 609783), (43, 425430), (45, 406522), (58, 315405), (86, 212715), (87, 210270), (90, 203261), (129, 141810), (145, 126162), (163, 112230), (174, 105135), (215, 85086), (258, 70905), (261, 70090), (290, 63081), (326, 56115), (387, 47270), (430, 42543), (435, 42054), (489, 37410), (522, 35045), (645, 28362), (774, 23635), (815, 22446), (870, 21027), (978, 18705), (1247, 14670), (1290, 14181), (1305, 14018), (1467, 12470), (1630, 11223), (1935, 9454), (2445, 7482), (2494, 7335), (2610, 7009), (2934, 6235), (3741, 4890), (3870, 4727)]