138372720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{576553}}^1$

素因数の和:576569

約数の個数: 40

約数和(自身を含む): 428956176

約数和(自身を除く): 290583456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 576553, 1153106, 1729659, 2306212, 2882765, 3459318, 4612424, 5765530, 6918636, 8648295, 9224848, 11531060, 13837272, 17296590, 23062120, 27674544, 34593180, 46124240, 69186360, 138372720]

約数ペア:

[(1, 138372720), (2, 69186360), (3, 46124240), (4, 34593180), (5, 27674544), (6, 23062120), (8, 17296590), (10, 13837272), (12, 11531060), (15, 9224848), (16, 8648295), (20, 6918636), (24, 5765530), (30, 4612424), (40, 3459318), (48, 2882765), (60, 2306212), (80, 1729659), (120, 1153106), (240, 576553)]