154937440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{138337}}^1$

素因数の和:138359

約数の個数: 48

約数和(自身を含む): 418334112

約数和(自身を除く): 263396672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 138337, 276674, 553348, 691685, 968359, 1106696, 1383370, 1936718, 2213392, 2766740, 3873436, 4426784, 4841795, 5533480, 7746872, 9683590, 11066960, 15493744, 19367180, 22133920, 30987488, 38734360, 77468720, 154937440]

約数ペア:

[(1, 154937440), (2, 77468720), (4, 38734360), (5, 30987488), (7, 22133920), (8, 19367180), (10, 15493744), (14, 11066960), (16, 9683590), (20, 7746872), (28, 5533480), (32, 4841795), (35, 4426784), (40, 3873436), (56, 2766740), (70, 2213392), (80, 1936718), (112, 1383370), (140, 1106696), (160, 968359), (224, 691685), (280, 553348), (560, 276674), (1120, 138337)]