84251720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{179}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 223300800

約数和(自身を除く): 139049080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 179, 205, 280, 287, 328, 358, 410, 574, 716, 820, 895, 1148, 1253, 1432, 1435, 1640, 1681, 1790, 2296, 2506, 2870, 3362, 3580, 5012, 5740, 6265, 6724, 7160, 7339, 8405, 10024, 11480, 11767, 12530, 13448, 14678, 16810, 23534, 25060, 29356, 33620, 36695, 47068, 50120, 51373, 58712, 58835, 67240, 73390, 94136, 102746, 117670, 146780, 205492, 235340, 256865, 293560, 300899, 410984, 470680, 513730, 601798, 1027460, 1203596, 1504495, 2054920, 2106293, 2407192, 3008990, 4212586, 6017980, 8425172, 10531465, 12035960, 16850344, 21062930, 42125860, 84251720]

約数ペア:

[(1, 84251720), (2, 42125860), (4, 21062930), (5, 16850344), (7, 12035960), (8, 10531465), (10, 8425172), (14, 6017980), (20, 4212586), (28, 3008990), (35, 2407192), (40, 2106293), (41, 2054920), (56, 1504495), (70, 1203596), (82, 1027460), (140, 601798), (164, 513730), (179, 470680), (205, 410984), (280, 300899), (287, 293560), (328, 256865), (358, 235340), (410, 205492), (574, 146780), (716, 117670), (820, 102746), (895, 94136), (1148, 73390), (1253, 67240), (1432, 58835), (1435, 58712), (1640, 51373), (1681, 50120), (1790, 47068), (2296, 36695), (2506, 33620), (2870, 29356), (3362, 25060), (3580, 23534), (5012, 16810), (5740, 14678), (6265, 13448), (6724, 12530), (7160, 11767), (7339, 11480), (8405, 10024)]