256853016

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6451}}^1$

素因数の和:6549

約数の個数: 96

約数和(自身を含む): 805209600

約数和(自身を除く): 548356584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 79, 84, 126, 158, 168, 237, 252, 316, 474, 504, 553, 632, 711, 948, 1106, 1422, 1659, 1896, 2212, 2844, 3318, 4424, 4977, 5688, 6451, 6636, 9954, 12902, 13272, 19353, 19908, 25804, 38706, 39816, 45157, 51608, 58059, 77412, 90314, 116118, 135471, 154824, 180628, 232236, 270942, 361256, 406413, 464472, 509629, 541884, 812826, 1019258, 1083768, 1528887, 1625652, 2038516, 3057774, 3251304, 3567403, 4077032, 4586661, 6115548, 7134806, 9173322, 10702209, 12231096, 14269612, 18346644, 21404418, 28539224, 32106627, 36693288, 42808836, 64213254, 85617672, 128426508, 256853016]

約数ペア:

[(1, 256853016), (2, 128426508), (3, 85617672), (4, 64213254), (6, 42808836), (7, 36693288), (8, 32106627), (9, 28539224), (12, 21404418), (14, 18346644), (18, 14269612), (21, 12231096), (24, 10702209), (28, 9173322), (36, 7134806), (42, 6115548), (56, 4586661), (63, 4077032), (72, 3567403), (79, 3251304), (84, 3057774), (126, 2038516), (158, 1625652), (168, 1528887), (237, 1083768), (252, 1019258), (316, 812826), (474, 541884), (504, 509629), (553, 464472), (632, 406413), (711, 361256), (948, 270942), (1106, 232236), (1422, 180628), (1659, 154824), (1896, 135471), (2212, 116118), (2844, 90314), (3318, 77412), (4424, 58059), (4977, 51608), (5688, 45157), (6451, 39816), (6636, 38706), (9954, 25804), (12902, 19908), (13272, 19353)]