490743036

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{30911}}^1$

素因数の和:30941

約数の個数: 90

約数和(自身を含む): 1492400448

約数和(自身を除く): 1001657412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5292, 7938, 15876, 30911, 61822, 92733, 123644, 185466, 216377, 278199, 370932, 432754, 556398, 649131, 834597, 865508, 1112796, 1298262, 1514639, 1669194, 1947393, 2503791, 2596524, 3029278, 3338388, 3894786, 4543917, 5007582, 5842179, 6058556, 7789572, 9087834, 10015164, 11684358, 13631751, 17526537, 18175668, 23368716, 27263502, 35053074, 40895253, 54527004, 70106148, 81790506, 122685759, 163581012, 245371518, 490743036]

約数ペア:

[(1, 490743036), (2, 245371518), (3, 163581012), (4, 122685759), (6, 81790506), (7, 70106148), (9, 54527004), (12, 40895253), (14, 35053074), (18, 27263502), (21, 23368716), (27, 18175668), (28, 17526537), (36, 13631751), (42, 11684358), (49, 10015164), (54, 9087834), (63, 7789572), (81, 6058556), (84, 5842179), (98, 5007582), (108, 4543917), (126, 3894786), (147, 3338388), (162, 3029278), (189, 2596524), (196, 2503791), (252, 1947393), (294, 1669194), (324, 1514639), (378, 1298262), (441, 1112796), (567, 865508), (588, 834597), (756, 649131), (882, 556398), (1134, 432754), (1323, 370932), (1764, 278199), (2268, 216377), (2646, 185466), (3969, 123644), (5292, 92733), (7938, 61822), (15876, 30911)]