15180390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5441}}^1$

素因数の和:5485

約数の個数: 48

約数和(自身を含む): 40749696

約数和(自身を除く): 25569306

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 5441, 10882, 16323, 27205, 32646, 48969, 54410, 81615, 97938, 163230, 168671, 244845, 337342, 489690, 506013, 843355, 1012026, 1518039, 1686710, 2530065, 3036078, 5060130, 7590195, 15180390]

約数ペア:

[(1, 15180390), (2, 7590195), (3, 5060130), (5, 3036078), (6, 2530065), (9, 1686710), (10, 1518039), (15, 1012026), (18, 843355), (30, 506013), (31, 489690), (45, 337342), (62, 244845), (90, 168671), (93, 163230), (155, 97938), (186, 81615), (279, 54410), (310, 48969), (465, 32646), (558, 27205), (930, 16323), (1395, 10882), (2790, 5441)]