640640376

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1381}}^1$

素因数の和:1789

約数の個数: 96

約数和(自身を含む): 1843311600

約数和(自身を除く): 1202671224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 379, 408, 612, 758, 1137, 1224, 1381, 1516, 2274, 2762, 3032, 3411, 4143, 4548, 5524, 6443, 6822, 8286, 9096, 11048, 12429, 12886, 13644, 16572, 19329, 23477, 24858, 25772, 27288, 33144, 38658, 46954, 49716, 51544, 57987, 70431, 77316, 93908, 99432, 115974, 140862, 154632, 187816, 211293, 231948, 281724, 422586, 463896, 523399, 563448, 845172, 1046798, 1570197, 1690344, 2093596, 3140394, 4187192, 4710591, 6280788, 8897783, 9421182, 12561576, 17795566, 18842364, 26693349, 35591132, 37684728, 53386698, 71182264, 80080047, 106773396, 160160094, 213546792, 320320188, 640640376]

約数ペア:

[(1, 640640376), (2, 320320188), (3, 213546792), (4, 160160094), (6, 106773396), (8, 80080047), (9, 71182264), (12, 53386698), (17, 37684728), (18, 35591132), (24, 26693349), (34, 18842364), (36, 17795566), (51, 12561576), (68, 9421182), (72, 8897783), (102, 6280788), (136, 4710591), (153, 4187192), (204, 3140394), (306, 2093596), (379, 1690344), (408, 1570197), (612, 1046798), (758, 845172), (1137, 563448), (1224, 523399), (1381, 463896), (1516, 422586), (2274, 281724), (2762, 231948), (3032, 211293), (3411, 187816), (4143, 154632), (4548, 140862), (5524, 115974), (6443, 99432), (6822, 93908), (8286, 77316), (9096, 70431), (11048, 57987), (12429, 51544), (12886, 49716), (13644, 46954), (16572, 38658), (19329, 33144), (23477, 27288), (24858, 25772)]