179935740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21269}}^1$

素因数の和:21331

約数の個数: 72

約数和(自身を含む): 557444160

約数和(自身を除く): 377508420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 21269, 42538, 63807, 85076, 106345, 127614, 191421, 212690, 255228, 319035, 382842, 425380, 638070, 765684, 957105, 999643, 1276140, 1914210, 1999286, 2998929, 3828420, 3998572, 4998215, 5997858, 8996787, 9996430, 11995716, 14994645, 17993574, 19992860, 29989290, 35987148, 44983935, 59978580, 89967870, 179935740]

約数ペア:

[(1, 179935740), (2, 89967870), (3, 59978580), (4, 44983935), (5, 35987148), (6, 29989290), (9, 19992860), (10, 17993574), (12, 14994645), (15, 11995716), (18, 9996430), (20, 8996787), (30, 5997858), (36, 4998215), (45, 3998572), (47, 3828420), (60, 2998929), (90, 1999286), (94, 1914210), (141, 1276140), (180, 999643), (188, 957105), (235, 765684), (282, 638070), (423, 425380), (470, 382842), (564, 319035), (705, 255228), (846, 212690), (940, 191421), (1410, 127614), (1692, 106345), (2115, 85076), (2820, 63807), (4230, 42538), (8460, 21269)]