172300660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1613}}^1$

素因数の和:1745

約数の個数: 72

約数和(自身を含む): 425030760

約数和(自身を除く): 252730100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 140, 196, 218, 245, 436, 490, 545, 763, 980, 1090, 1526, 1613, 2180, 3052, 3226, 3815, 5341, 6452, 7630, 8065, 10682, 11291, 15260, 16130, 21364, 22582, 26705, 32260, 45164, 53410, 56455, 79037, 106820, 112910, 158074, 175817, 225820, 316148, 351634, 395185, 703268, 790370, 879085, 1230719, 1580740, 1758170, 2461438, 3516340, 4922876, 6153595, 8615033, 12307190, 17230066, 24614380, 34460132, 43075165, 86150330, 172300660]

約数ペア:

[(1, 172300660), (2, 86150330), (4, 43075165), (5, 34460132), (7, 24614380), (10, 17230066), (14, 12307190), (20, 8615033), (28, 6153595), (35, 4922876), (49, 3516340), (70, 2461438), (98, 1758170), (109, 1580740), (140, 1230719), (196, 879085), (218, 790370), (245, 703268), (436, 395185), (490, 351634), (545, 316148), (763, 225820), (980, 175817), (1090, 158074), (1526, 112910), (1613, 106820), (2180, 79037), (3052, 56455), (3226, 53410), (3815, 45164), (5341, 32260), (6452, 26705), (7630, 22582), (8065, 21364), (10682, 16130), (11291, 15260)]