42849940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 110073600

約数和(自身を除く): 67223660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 89, 95, 133, 140, 178, 181, 190, 266, 356, 362, 380, 445, 532, 623, 665, 724, 890, 905, 1246, 1267, 1330, 1691, 1780, 1810, 2492, 2534, 2660, 3115, 3382, 3439, 3620, 5068, 6230, 6335, 6764, 6878, 8455, 11837, 12460, 12670, 13756, 16109, 16910, 17195, 23674, 24073, 25340, 32218, 33820, 34390, 47348, 48146, 59185, 64436, 68780, 80545, 96292, 112763, 118370, 120365, 161090, 225526, 236740, 240730, 306071, 322180, 451052, 481460, 563815, 612142, 1127630, 1224284, 1530355, 2142497, 2255260, 3060710, 4284994, 6121420, 8569988, 10712485, 21424970, 42849940]

約数ペア:

[(1, 42849940), (2, 21424970), (4, 10712485), (5, 8569988), (7, 6121420), (10, 4284994), (14, 3060710), (19, 2255260), (20, 2142497), (28, 1530355), (35, 1224284), (38, 1127630), (70, 612142), (76, 563815), (89, 481460), (95, 451052), (133, 322180), (140, 306071), (178, 240730), (181, 236740), (190, 225526), (266, 161090), (356, 120365), (362, 118370), (380, 112763), (445, 96292), (532, 80545), (623, 68780), (665, 64436), (724, 59185), (890, 48146), (905, 47348), (1246, 34390), (1267, 33820), (1330, 32218), (1691, 25340), (1780, 24073), (1810, 23674), (2492, 17195), (2534, 16910), (2660, 16109), (3115, 13756), (3382, 12670), (3439, 12460), (3620, 11837), (5068, 8455), (6230, 6878), (6335, 6764)]