631365720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{309493}}^1$

素因数の和:309524

約数の個数: 64

約数和(自身を含む): 2005521120

約数和(自身を除く): 1374155400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 309493, 618986, 928479, 1237972, 1547465, 1856958, 2475944, 3094930, 3713916, 4642395, 5261381, 6189860, 7427832, 9284790, 10522762, 12379720, 15784143, 18569580, 21045524, 26306905, 31568286, 37139160, 42091048, 52613810, 63136572, 78920715, 105227620, 126273144, 157841430, 210455240, 315682860, 631365720]

約数ペア:

[(1, 631365720), (2, 315682860), (3, 210455240), (4, 157841430), (5, 126273144), (6, 105227620), (8, 78920715), (10, 63136572), (12, 52613810), (15, 42091048), (17, 37139160), (20, 31568286), (24, 26306905), (30, 21045524), (34, 18569580), (40, 15784143), (51, 12379720), (60, 10522762), (68, 9284790), (85, 7427832), (102, 6189860), (120, 5261381), (136, 4642395), (170, 3713916), (204, 3094930), (255, 2475944), (340, 1856958), (408, 1547465), (510, 1237972), (680, 928479), (1020, 618986), (2040, 309493)]