21948840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{20323}}^1$

素因数の和:20343

約数の個数: 64

約数和(自身を含む): 73166400

約数和(自身を除く): 51217560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 20323, 40646, 60969, 81292, 101615, 121938, 162584, 182907, 203230, 243876, 304845, 365814, 406460, 487752, 548721, 609690, 731628, 812920, 914535, 1097442, 1219380, 1463256, 1829070, 2194884, 2438760, 2743605, 3658140, 4389768, 5487210, 7316280, 10974420, 21948840]

約数ペア:

[(1, 21948840), (2, 10974420), (3, 7316280), (4, 5487210), (5, 4389768), (6, 3658140), (8, 2743605), (9, 2438760), (10, 2194884), (12, 1829070), (15, 1463256), (18, 1219380), (20, 1097442), (24, 914535), (27, 812920), (30, 731628), (36, 609690), (40, 548721), (45, 487752), (54, 406460), (60, 365814), (72, 304845), (90, 243876), (108, 203230), (120, 182907), (135, 162584), (180, 121938), (216, 101615), (270, 81292), (360, 60969), (540, 40646), (1080, 20323)]