13018140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2333}}^1$

素因数の和:2379

約数の個数: 72

約数和(自身を含む): 40779648

約数和(自身を除く): 27761508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2333, 2790, 4666, 5580, 6999, 9332, 11665, 13998, 20997, 23330, 27996, 34995, 41994, 46660, 69990, 72323, 83988, 104985, 139980, 144646, 209970, 216969, 289292, 361615, 419940, 433938, 650907, 723230, 867876, 1084845, 1301814, 1446460, 2169690, 2603628, 3254535, 4339380, 6509070, 13018140]

約数ペア:

[(1, 13018140), (2, 6509070), (3, 4339380), (4, 3254535), (5, 2603628), (6, 2169690), (9, 1446460), (10, 1301814), (12, 1084845), (15, 867876), (18, 723230), (20, 650907), (30, 433938), (31, 419940), (36, 361615), (45, 289292), (60, 216969), (62, 209970), (90, 144646), (93, 139980), (124, 104985), (155, 83988), (180, 72323), (186, 69990), (279, 46660), (310, 41994), (372, 34995), (465, 27996), (558, 23330), (620, 20997), (930, 13998), (1116, 11665), (1395, 9332), (1860, 6999), (2333, 5580), (2790, 4666)]