400713912

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1021}}^1$

素因数の和:1138

約数の個数: 128

約数和(自身を含む): 1177344000

約数和(自身を除く): 776630088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 79, 92, 108, 138, 158, 184, 207, 216, 237, 276, 316, 414, 474, 552, 621, 632, 711, 828, 948, 1021, 1242, 1422, 1656, 1817, 1896, 2042, 2133, 2484, 2844, 3063, 3634, 4084, 4266, 4968, 5451, 5688, 6126, 7268, 8168, 8532, 9189, 10902, 12252, 14536, 16353, 17064, 18378, 21804, 23483, 24504, 27567, 32706, 36756, 43608, 46966, 49059, 55134, 65412, 70449, 73512, 80659, 93932, 98118, 110268, 130824, 140898, 161318, 187864, 196236, 211347, 220536, 241977, 281796, 322636, 392472, 422694, 483954, 563592, 634041, 645272, 725931, 845388, 967908, 1268082, 1451862, 1690776, 1855157, 1935816, 2177793, 2536164, 2903724, 3710314, 4355586, 5072328, 5565471, 5807448, 7420628, 8711172, 11130942, 14841256, 16696413, 17422344, 22261884, 33392826, 44523768, 50089239, 66785652, 100178478, 133571304, 200356956, 400713912]

約数ペア:

[(1, 400713912), (2, 200356956), (3, 133571304), (4, 100178478), (6, 66785652), (8, 50089239), (9, 44523768), (12, 33392826), (18, 22261884), (23, 17422344), (24, 16696413), (27, 14841256), (36, 11130942), (46, 8711172), (54, 7420628), (69, 5807448), (72, 5565471), (79, 5072328), (92, 4355586), (108, 3710314), (138, 2903724), (158, 2536164), (184, 2177793), (207, 1935816), (216, 1855157), (237, 1690776), (276, 1451862), (316, 1268082), (414, 967908), (474, 845388), (552, 725931), (621, 645272), (632, 634041), (711, 563592), (828, 483954), (948, 422694), (1021, 392472), (1242, 322636), (1422, 281796), (1656, 241977), (1817, 220536), (1896, 211347), (2042, 196236), (2133, 187864), (2484, 161318), (2844, 140898), (3063, 130824), (3634, 110268), (4084, 98118), (4266, 93932), (4968, 80659), (5451, 73512), (5688, 70449), (6126, 65412), (7268, 55134), (8168, 49059), (8532, 46966), (9189, 43608), (10902, 36756), (12252, 32706), (14536, 27567), (16353, 24504), (17064, 23483), (18378, 21804)]