542080360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{18539}}^1$

素因数の和:18610

約数の個数: 64

約数和(自身を含む): 1321531200

約数和(自身を除く): 779450840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5848, 7310, 14620, 18539, 29240, 37078, 74156, 92695, 148312, 185390, 315163, 370780, 630326, 741560, 797177, 1260652, 1575815, 1594354, 2521304, 3151630, 3188708, 3985885, 6303260, 6377416, 7971770, 12606520, 13552009, 15943540, 27104018, 31887080, 54208036, 67760045, 108416072, 135520090, 271040180, 542080360]

約数ペア:

[(1, 542080360), (2, 271040180), (4, 135520090), (5, 108416072), (8, 67760045), (10, 54208036), (17, 31887080), (20, 27104018), (34, 15943540), (40, 13552009), (43, 12606520), (68, 7971770), (85, 6377416), (86, 6303260), (136, 3985885), (170, 3188708), (172, 3151630), (215, 2521304), (340, 1594354), (344, 1575815), (430, 1260652), (680, 797177), (731, 741560), (860, 630326), (1462, 370780), (1720, 315163), (2924, 185390), (3655, 148312), (5848, 92695), (7310, 74156), (14620, 37078), (18539, 29240)]