138219210

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{170641}}^1$

素因数の和:170660

約数の個数: 40

約数和(自身を含む): 371658276

約数和(自身を除く): 233439066

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 170641, 341282, 511923, 853205, 1023846, 1535769, 1706410, 2559615, 3071538, 4607307, 5119230, 7678845, 9214614, 13821921, 15357690, 23036535, 27643842, 46073070, 69109605, 138219210]

約数ペア:

[(1, 138219210), (2, 69109605), (3, 46073070), (5, 27643842), (6, 23036535), (9, 15357690), (10, 13821921), (15, 9214614), (18, 7678845), (27, 5119230), (30, 4607307), (45, 3071538), (54, 2559615), (81, 1706410), (90, 1535769), (135, 1023846), (162, 853205), (270, 511923), (405, 341282), (810, 170641)]