138156840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{42641}}^1$

素因数の和:42664

約数の個数: 80

約数和(自身を含む): 464371380

約数和(自身を除く): 326214540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 42641, 85282, 127923, 170564, 213205, 255846, 341128, 383769, 426410, 511692, 639615, 767538, 852820, 1023384, 1151307, 1279230, 1535076, 1705640, 1918845, 2302614, 2558460, 3070152, 3453921, 3837690, 4605228, 5116920, 5756535, 6907842, 7675380, 9210456, 11513070, 13815684, 15350760, 17269605, 23026140, 27631368, 34539210, 46052280, 69078420, 138156840]

約数ペア:

[(1, 138156840), (2, 69078420), (3, 46052280), (4, 34539210), (5, 27631368), (6, 23026140), (8, 17269605), (9, 15350760), (10, 13815684), (12, 11513070), (15, 9210456), (18, 7675380), (20, 6907842), (24, 5756535), (27, 5116920), (30, 4605228), (36, 3837690), (40, 3453921), (45, 3070152), (54, 2558460), (60, 2302614), (72, 1918845), (81, 1705640), (90, 1535076), (108, 1279230), (120, 1151307), (135, 1023384), (162, 852820), (180, 767538), (216, 639615), (270, 511692), (324, 426410), (360, 383769), (405, 341128), (540, 255846), (648, 213205), (810, 170564), (1080, 127923), (1620, 85282), (3240, 42641)]