31137210

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2957}}^1$

素因数の和:2989

約数の個数: 80

約数和(自身を含む): 90195336

約数和(自身を除く): 59058126

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 2957, 3510, 5265, 5914, 8871, 10530, 14785, 17742, 26613, 29570, 38441, 44355, 53226, 76882, 79839, 88710, 115323, 133065, 159678, 192205, 230646, 239517, 266130, 345969, 384410, 399195, 479034, 576615, 691938, 798390, 1037907, 1153230, 1197585, 1729845, 2075814, 2395170, 3113721, 3459690, 5189535, 6227442, 10379070, 15568605, 31137210]

約数ペア:

[(1, 31137210), (2, 15568605), (3, 10379070), (5, 6227442), (6, 5189535), (9, 3459690), (10, 3113721), (13, 2395170), (15, 2075814), (18, 1729845), (26, 1197585), (27, 1153230), (30, 1037907), (39, 798390), (45, 691938), (54, 576615), (65, 479034), (78, 399195), (81, 384410), (90, 345969), (117, 266130), (130, 239517), (135, 230646), (162, 192205), (195, 159678), (234, 133065), (270, 115323), (351, 88710), (390, 79839), (405, 76882), (585, 53226), (702, 44355), (810, 38441), (1053, 29570), (1170, 26613), (1755, 17742), (2106, 14785), (2957, 10530), (3510, 8871), (5265, 5914)]