281040588

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{2591}}^1$

素因数の和:2755

約数の個数: 72

約数和(自身を含む): 747242496

約数和(自身を除く): 466201908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 131, 138, 207, 262, 276, 393, 414, 524, 786, 828, 1179, 1572, 2358, 2591, 3013, 4716, 5182, 6026, 7773, 9039, 10364, 12052, 15546, 18078, 23319, 27117, 31092, 36156, 46638, 54234, 59593, 93276, 108468, 119186, 178779, 238372, 339421, 357558, 536337, 678842, 715116, 1018263, 1072674, 1357684, 2036526, 2145348, 3054789, 4073052, 6109578, 7806683, 12219156, 15613366, 23420049, 31226732, 46840098, 70260147, 93680196, 140520294, 281040588]

約数ペア:

[(1, 281040588), (2, 140520294), (3, 93680196), (4, 70260147), (6, 46840098), (9, 31226732), (12, 23420049), (18, 15613366), (23, 12219156), (36, 7806683), (46, 6109578), (69, 4073052), (92, 3054789), (131, 2145348), (138, 2036526), (207, 1357684), (262, 1072674), (276, 1018263), (393, 715116), (414, 678842), (524, 536337), (786, 357558), (828, 339421), (1179, 238372), (1572, 178779), (2358, 119186), (2591, 108468), (3013, 93276), (4716, 59593), (5182, 54234), (6026, 46638), (7773, 36156), (9039, 31092), (10364, 27117), (12052, 23319), (15546, 18078)]