427770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{97}}^1$

素因数の和:124

約数の個数: 72

約数和(自身を含む): 1307124

約数和(自身を除く): 879354

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 97, 98, 105, 126, 147, 194, 210, 245, 291, 294, 315, 441, 485, 490, 582, 630, 679, 735, 873, 882, 970, 1358, 1455, 1470, 1746, 2037, 2205, 2910, 3395, 4074, 4365, 4410, 4753, 6111, 6790, 8730, 9506, 10185, 12222, 14259, 20370, 23765, 28518, 30555, 42777, 47530, 61110, 71295, 85554, 142590, 213885, 427770]

約数ペア:

[(1, 427770), (2, 213885), (3, 142590), (5, 85554), (6, 71295), (7, 61110), (9, 47530), (10, 42777), (14, 30555), (15, 28518), (18, 23765), (21, 20370), (30, 14259), (35, 12222), (42, 10185), (45, 9506), (49, 8730), (63, 6790), (70, 6111), (90, 4753), (97, 4410), (98, 4365), (105, 4074), (126, 3395), (147, 2910), (194, 2205), (210, 2037), (245, 1746), (291, 1470), (294, 1455), (315, 1358), (441, 970), (485, 882), (490, 873), (582, 735), (630, 679)]