315057260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{18911}}^1$

素因数の和:18951

約数の個数: 72

約数和(自身を含む): 814955904

約数和(自身を除く): 499898644

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 16660, 18911, 37822, 75644, 94555, 132377, 189110, 264754, 321487, 378220, 529508, 642974, 661885, 926639, 1285948, 1323770, 1607435, 1853278, 2250409, 2647540, 3214870, 3706556, 4500818, 4633195, 6429740, 9001636, 9266390, 11252045, 15752863, 18532780, 22504090, 31505726, 45008180, 63011452, 78764315, 157528630, 315057260]

約数ペア:

[(1, 315057260), (2, 157528630), (4, 78764315), (5, 63011452), (7, 45008180), (10, 31505726), (14, 22504090), (17, 18532780), (20, 15752863), (28, 11252045), (34, 9266390), (35, 9001636), (49, 6429740), (68, 4633195), (70, 4500818), (85, 3706556), (98, 3214870), (119, 2647540), (140, 2250409), (170, 1853278), (196, 1607435), (238, 1323770), (245, 1285948), (340, 926639), (476, 661885), (490, 642974), (595, 529508), (833, 378220), (980, 321487), (1190, 264754), (1666, 189110), (2380, 132377), (3332, 94555), (4165, 75644), (8330, 37822), (16660, 18911)]