2151373420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2687}}^1$

素因数の和:2772

約数の個数: 144

約数和(自身を含む): 5662863360

約数和(自身を除く): 3511489940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 43, 49, 70, 76, 86, 95, 98, 133, 140, 172, 190, 196, 215, 245, 266, 301, 380, 430, 490, 532, 602, 665, 817, 860, 931, 980, 1204, 1330, 1505, 1634, 1862, 2107, 2660, 2687, 3010, 3268, 3724, 4085, 4214, 4655, 5374, 5719, 6020, 8170, 8428, 9310, 10535, 10748, 11438, 13435, 16340, 18620, 18809, 21070, 22876, 26870, 28595, 37618, 40033, 42140, 51053, 53740, 57190, 75236, 80066, 94045, 102106, 114380, 115541, 131663, 160132, 188090, 200165, 204212, 231082, 255265, 263326, 357371, 376180, 400330, 462164, 510530, 526652, 577705, 658315, 714742, 800660, 808787, 1021060, 1155410, 1316630, 1429484, 1617574, 1786855, 2195279, 2310820, 2501597, 2633260, 3235148, 3573710, 4043935, 4390558, 5003194, 5661509, 7147420, 8087870, 8781116, 10006388, 10976395, 11323018, 12507985, 15366953, 16175740, 21952790, 22646036, 25015970, 28307545, 30733906, 43905580, 50031940, 56615090, 61467812, 76834765, 107568671, 113230180, 153669530, 215137342, 307339060, 430274684, 537843355, 1075686710, 2151373420]

約数ペア:

[(1, 2151373420), (2, 1075686710), (4, 537843355), (5, 430274684), (7, 307339060), (10, 215137342), (14, 153669530), (19, 113230180), (20, 107568671), (28, 76834765), (35, 61467812), (38, 56615090), (43, 50031940), (49, 43905580), (70, 30733906), (76, 28307545), (86, 25015970), (95, 22646036), (98, 21952790), (133, 16175740), (140, 15366953), (172, 12507985), (190, 11323018), (196, 10976395), (215, 10006388), (245, 8781116), (266, 8087870), (301, 7147420), (380, 5661509), (430, 5003194), (490, 4390558), (532, 4043935), (602, 3573710), (665, 3235148), (817, 2633260), (860, 2501597), (931, 2310820), (980, 2195279), (1204, 1786855), (1330, 1617574), (1505, 1429484), (1634, 1316630), (1862, 1155410), (2107, 1021060), (2660, 808787), (2687, 800660), (3010, 714742), (3268, 658315), (3724, 577705), (4085, 526652), (4214, 510530), (4655, 462164), (5374, 400330), (5719, 376180), (6020, 357371), (8170, 263326), (8428, 255265), (9310, 231082), (10535, 204212), (10748, 200165), (11438, 188090), (13435, 160132), (16340, 131663), (18620, 115541), (18809, 114380), (21070, 102106), (22876, 94045), (26870, 80066), (28595, 75236), (37618, 57190), (40033, 53740), (42140, 51053)]