15730140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{641}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 44220960

約数和(自身を除く): 28490820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 641, 818, 1227, 1282, 1636, 1923, 2045, 2454, 2564, 3205, 3846, 4090, 4908, 6135, 6410, 7692, 8180, 9615, 12270, 12820, 19230, 24540, 38460, 262169, 524338, 786507, 1048676, 1310845, 1573014, 2621690, 3146028, 3932535, 5243380, 7865070, 15730140]

約数ペア:

[(1, 15730140), (2, 7865070), (3, 5243380), (4, 3932535), (5, 3146028), (6, 2621690), (10, 1573014), (12, 1310845), (15, 1048676), (20, 786507), (30, 524338), (60, 262169), (409, 38460), (641, 24540), (818, 19230), (1227, 12820), (1282, 12270), (1636, 9615), (1923, 8180), (2045, 7692), (2454, 6410), (2564, 6135), (3205, 4908), (3846, 4090)]