2142146720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{273233}}^1$

素因数の和:273262

約数の個数: 72

約数和(自身を含む): 5887099764

約数和(自身を除く): 3744953044

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 273233, 546466, 1092932, 1366165, 1912631, 2185864, 2732330, 3825262, 4371728, 5464660, 7650524, 8743456, 9563155, 10929320, 13388417, 15301048, 19126310, 21858640, 26776834, 30602096, 38252620, 43717280, 53553668, 61204192, 66942085, 76505240, 107107336, 133884170, 153010480, 214214672, 267768340, 306020960, 428429344, 535536680, 1071073360, 2142146720]

約数ペア:

[(1, 2142146720), (2, 1071073360), (4, 535536680), (5, 428429344), (7, 306020960), (8, 267768340), (10, 214214672), (14, 153010480), (16, 133884170), (20, 107107336), (28, 76505240), (32, 66942085), (35, 61204192), (40, 53553668), (49, 43717280), (56, 38252620), (70, 30602096), (80, 26776834), (98, 21858640), (112, 19126310), (140, 15301048), (160, 13388417), (196, 10929320), (224, 9563155), (245, 8743456), (280, 7650524), (392, 5464660), (490, 4371728), (560, 3825262), (784, 2732330), (980, 2185864), (1120, 1912631), (1568, 1366165), (1960, 1092932), (3920, 546466), (7840, 273233)]