79497880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:569

約数の個数: 128

約数和(自身を含む): 227681280

約数和(自身を除く): 148183400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 53, 55, 56, 70, 77, 88, 106, 110, 140, 154, 212, 220, 265, 280, 308, 371, 385, 424, 440, 487, 530, 583, 616, 742, 770, 974, 1060, 1166, 1484, 1540, 1855, 1948, 2120, 2332, 2435, 2915, 2968, 3080, 3409, 3710, 3896, 4081, 4664, 4870, 5357, 5830, 6818, 7420, 8162, 9740, 10714, 11660, 13636, 14840, 16324, 17045, 19480, 20405, 21428, 23320, 25811, 26785, 27272, 32648, 34090, 37499, 40810, 42856, 51622, 53570, 68180, 74998, 81620, 103244, 107140, 129055, 136360, 149996, 163240, 180677, 187495, 206488, 214280, 258110, 283921, 299992, 361354, 374990, 516220, 567842, 722708, 749980, 903385, 1032440, 1135684, 1419605, 1445416, 1499960, 1806770, 1987447, 2271368, 2839210, 3613540, 3974894, 5678420, 7227080, 7949788, 9937235, 11356840, 15899576, 19874470, 39748940, 79497880]

約数ペア:

[(1, 79497880), (2, 39748940), (4, 19874470), (5, 15899576), (7, 11356840), (8, 9937235), (10, 7949788), (11, 7227080), (14, 5678420), (20, 3974894), (22, 3613540), (28, 2839210), (35, 2271368), (40, 1987447), (44, 1806770), (53, 1499960), (55, 1445416), (56, 1419605), (70, 1135684), (77, 1032440), (88, 903385), (106, 749980), (110, 722708), (140, 567842), (154, 516220), (212, 374990), (220, 361354), (265, 299992), (280, 283921), (308, 258110), (371, 214280), (385, 206488), (424, 187495), (440, 180677), (487, 163240), (530, 149996), (583, 136360), (616, 129055), (742, 107140), (770, 103244), (974, 81620), (1060, 74998), (1166, 68180), (1484, 53570), (1540, 51622), (1855, 42856), (1948, 40810), (2120, 37499), (2332, 34090), (2435, 32648), (2915, 27272), (2968, 26785), (3080, 25811), (3409, 23320), (3710, 21428), (3896, 20405), (4081, 19480), (4664, 17045), (4870, 16324), (5357, 14840), (5830, 13636), (6818, 11660), (7420, 10714), (8162, 9740)]