398728368

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{919}}^1$

素因数の和:1087

約数の個数: 120

約数和(自身を含む): 1174567680

約数和(自身を除く): 775839312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 131, 138, 144, 184, 207, 262, 276, 368, 393, 414, 524, 552, 786, 828, 919, 1048, 1104, 1179, 1572, 1656, 1838, 2096, 2358, 2757, 3013, 3144, 3312, 3676, 4716, 5514, 6026, 6288, 7352, 8271, 9039, 9432, 11028, 12052, 14704, 16542, 18078, 18864, 21137, 22056, 24104, 27117, 33084, 36156, 42274, 44112, 48208, 54234, 63411, 66168, 72312, 84548, 108468, 120389, 126822, 132336, 144624, 169096, 190233, 216936, 240778, 253644, 338192, 361167, 380466, 433872, 481556, 507288, 722334, 760932, 963112, 1014576, 1083501, 1444668, 1521864, 1926224, 2167002, 2768947, 2889336, 3043728, 4334004, 5537894, 5778672, 8306841, 8668008, 11075788, 16613682, 17336016, 22151576, 24920523, 33227364, 44303152, 49841046, 66454728, 99682092, 132909456, 199364184, 398728368]

約数ペア:

[(1, 398728368), (2, 199364184), (3, 132909456), (4, 99682092), (6, 66454728), (8, 49841046), (9, 44303152), (12, 33227364), (16, 24920523), (18, 22151576), (23, 17336016), (24, 16613682), (36, 11075788), (46, 8668008), (48, 8306841), (69, 5778672), (72, 5537894), (92, 4334004), (131, 3043728), (138, 2889336), (144, 2768947), (184, 2167002), (207, 1926224), (262, 1521864), (276, 1444668), (368, 1083501), (393, 1014576), (414, 963112), (524, 760932), (552, 722334), (786, 507288), (828, 481556), (919, 433872), (1048, 380466), (1104, 361167), (1179, 338192), (1572, 253644), (1656, 240778), (1838, 216936), (2096, 190233), (2358, 169096), (2757, 144624), (3013, 132336), (3144, 126822), (3312, 120389), (3676, 108468), (4716, 84548), (5514, 72312), (6026, 66168), (6288, 63411), (7352, 54234), (8271, 48208), (9039, 44112), (9432, 42274), (11028, 36156), (12052, 33084), (14704, 27117), (16542, 24104), (18078, 22056), (18864, 21137)]