245868620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{1367}}^1$

素因数の和:1439

約数の個数: 72

約数和(自身を含む): 571917024

約数和(自身を除く): 326048404

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 529, 782, 1058, 1367, 1564, 1955, 2116, 2645, 2734, 3910, 5290, 5468, 6835, 7820, 8993, 10580, 13670, 17986, 23239, 27340, 31441, 35972, 44965, 46478, 62882, 89930, 92956, 116195, 125764, 157205, 179860, 232390, 314410, 464780, 534497, 628820, 723143, 1068994, 1446286, 2137988, 2672485, 2892572, 3615715, 5344970, 7231430, 10689940, 12293431, 14462860, 24586862, 49173724, 61467155, 122934310, 245868620]

約数ペア:

[(1, 245868620), (2, 122934310), (4, 61467155), (5, 49173724), (10, 24586862), (17, 14462860), (20, 12293431), (23, 10689940), (34, 7231430), (46, 5344970), (68, 3615715), (85, 2892572), (92, 2672485), (115, 2137988), (170, 1446286), (230, 1068994), (340, 723143), (391, 628820), (460, 534497), (529, 464780), (782, 314410), (1058, 232390), (1367, 179860), (1564, 157205), (1955, 125764), (2116, 116195), (2645, 92956), (2734, 89930), (3910, 62882), (5290, 46478), (5468, 44965), (6835, 35972), (7820, 31441), (8993, 27340), (10580, 23239), (13670, 17986)]