129759210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{205967}}^1$

素因数の和:205987

約数の個数: 48

約数和(自身を含む): 385572096

約数和(自身を除く): 255812886

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 205967, 411934, 617901, 1029835, 1235802, 1441769, 1853703, 2059670, 2883538, 3089505, 3707406, 4325307, 6179010, 7208845, 8650614, 9268515, 12975921, 14417690, 18537030, 21626535, 25951842, 43253070, 64879605, 129759210]

約数ペア:

[(1, 129759210), (2, 64879605), (3, 43253070), (5, 25951842), (6, 21626535), (7, 18537030), (9, 14417690), (10, 12975921), (14, 9268515), (15, 8650614), (18, 7208845), (21, 6179010), (30, 4325307), (35, 3707406), (42, 3089505), (45, 2883538), (63, 2059670), (70, 1853703), (90, 1441769), (105, 1235802), (126, 1029835), (210, 617901), (315, 411934), (630, 205967)]