123215328

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:457

約数の個数: 144

約数和(自身を含む): 372468096

約数和(自身を除く): 249252768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 37, 48, 62, 72, 74, 93, 96, 111, 124, 144, 148, 186, 222, 248, 279, 288, 296, 333, 372, 373, 444, 496, 558, 592, 666, 744, 746, 888, 992, 1116, 1119, 1147, 1184, 1332, 1488, 1492, 1776, 2232, 2238, 2294, 2664, 2976, 2984, 3357, 3441, 3552, 4464, 4476, 4588, 5328, 5968, 6714, 6882, 8928, 8952, 9176, 10323, 10656, 11563, 11936, 13428, 13764, 13801, 17904, 18352, 20646, 23126, 26856, 27528, 27602, 34689, 35808, 36704, 41292, 41403, 46252, 53712, 55056, 55204, 69378, 82584, 82806, 92504, 104067, 107424, 110112, 110408, 124209, 138756, 165168, 165612, 185008, 208134, 220816, 248418, 277512, 330336, 331224, 370016, 416268, 427831, 441632, 496836, 555024, 662448, 832536, 855662, 993672, 1110048, 1283493, 1324896, 1665072, 1711324, 1987344, 2566986, 3330144, 3422648, 3850479, 3974688, 5133972, 6845296, 7700958, 10267944, 13690592, 15401916, 20535888, 30803832, 41071776, 61607664, 123215328]

約数ペア:

[(1, 123215328), (2, 61607664), (3, 41071776), (4, 30803832), (6, 20535888), (8, 15401916), (9, 13690592), (12, 10267944), (16, 7700958), (18, 6845296), (24, 5133972), (31, 3974688), (32, 3850479), (36, 3422648), (37, 3330144), (48, 2566986), (62, 1987344), (72, 1711324), (74, 1665072), (93, 1324896), (96, 1283493), (111, 1110048), (124, 993672), (144, 855662), (148, 832536), (186, 662448), (222, 555024), (248, 496836), (279, 441632), (288, 427831), (296, 416268), (333, 370016), (372, 331224), (373, 330336), (444, 277512), (496, 248418), (558, 220816), (592, 208134), (666, 185008), (744, 165612), (746, 165168), (888, 138756), (992, 124209), (1116, 110408), (1119, 110112), (1147, 107424), (1184, 104067), (1332, 92504), (1488, 82806), (1492, 82584), (1776, 69378), (2232, 55204), (2238, 55056), (2294, 53712), (2664, 46252), (2976, 41403), (2984, 41292), (3357, 36704), (3441, 35808), (3552, 34689), (4464, 27602), (4476, 27528), (4588, 26856), (5328, 23126), (5968, 20646), (6714, 18352), (6882, 17904), (8928, 13801), (8952, 13764), (9176, 13428), (10323, 11936), (10656, 11563)]