18298260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1723}}^1$

素因数の和:1797

約数の個数: 72

約数和(自身を含む): 56478240

約数和(自身を除く): 38179980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1723, 1770, 2124, 2655, 3446, 3540, 5169, 5310, 6892, 8615, 10338, 10620, 15507, 17230, 20676, 25845, 31014, 34460, 51690, 62028, 77535, 101657, 103380, 155070, 203314, 304971, 310140, 406628, 508285, 609942, 914913, 1016570, 1219884, 1524855, 1829826, 2033140, 3049710, 3659652, 4574565, 6099420, 9149130, 18298260]

約数ペア:

[(1, 18298260), (2, 9149130), (3, 6099420), (4, 4574565), (5, 3659652), (6, 3049710), (9, 2033140), (10, 1829826), (12, 1524855), (15, 1219884), (18, 1016570), (20, 914913), (30, 609942), (36, 508285), (45, 406628), (59, 310140), (60, 304971), (90, 203314), (118, 155070), (177, 103380), (180, 101657), (236, 77535), (295, 62028), (354, 51690), (531, 34460), (590, 31014), (708, 25845), (885, 20676), (1062, 17230), (1180, 15507), (1723, 10620), (1770, 10338), (2124, 8615), (2655, 6892), (3446, 5310), (3540, 5169)]