243456080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{434743}}^1$

素因数の和:434763

約数の個数: 40

約数和(自身を含む): 646899072

約数和(自身を除く): 403442992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 434743, 869486, 1738972, 2173715, 3043201, 3477944, 4347430, 6086402, 6955888, 8694860, 12172804, 15216005, 17389720, 24345608, 30432010, 34779440, 48691216, 60864020, 121728040, 243456080]

約数ペア:

[(1, 243456080), (2, 121728040), (4, 60864020), (5, 48691216), (7, 34779440), (8, 30432010), (10, 24345608), (14, 17389720), (16, 15216005), (20, 12172804), (28, 8694860), (35, 6955888), (40, 6086402), (56, 4347430), (70, 3477944), (80, 3043201), (112, 2173715), (140, 1738972), (280, 869486), (560, 434743)]