77703720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647531}}^1$

素因数の和:647545

約数の個数: 32

約数和(自身を含む): 233111520

約数和(自身を除く): 155407800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647531, 1295062, 1942593, 2590124, 3237655, 3885186, 5180248, 6475310, 7770372, 9712965, 12950620, 15540744, 19425930, 25901240, 38851860, 77703720]

約数ペア:

[(1, 77703720), (2, 38851860), (3, 25901240), (4, 19425930), (5, 15540744), (6, 12950620), (8, 9712965), (10, 7770372), (12, 6475310), (15, 5180248), (20, 3885186), (24, 3237655), (30, 2590124), (40, 1942593), (60, 1295062), (120, 647531)]