77940780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1299013}}^1$

素因数の和:1299025

約数の個数: 24

約数和(自身を含む): 218234352

約数和(自身を除く): 140293572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1299013, 2598026, 3897039, 5196052, 6495065, 7794078, 12990130, 15588156, 19485195, 25980260, 38970390, 77940780]

約数ペア:

[(1, 77940780), (2, 38970390), (3, 25980260), (4, 19485195), (5, 15588156), (6, 12990130), (10, 7794078), (12, 6495065), (15, 5196052), (20, 3897039), (30, 2598026), (60, 1299013)]