120759990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{739}}^1$

素因数の和:1181

約数の個数: 64

約数和(自身を含む): 313286400

約数和(自身を除く): 192526410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 419, 739, 838, 1257, 1478, 2095, 2217, 2514, 3695, 4190, 4434, 5447, 6285, 7390, 9607, 10894, 11085, 12570, 16341, 19214, 22170, 27235, 28821, 32682, 48035, 54470, 57642, 81705, 96070, 144105, 163410, 288210, 309641, 619282, 928923, 1548205, 1857846, 3096410, 4025333, 4644615, 8050666, 9289230, 12075999, 20126665, 24151998, 40253330, 60379995, 120759990]

約数ペア:

[(1, 120759990), (2, 60379995), (3, 40253330), (5, 24151998), (6, 20126665), (10, 12075999), (13, 9289230), (15, 8050666), (26, 4644615), (30, 4025333), (39, 3096410), (65, 1857846), (78, 1548205), (130, 928923), (195, 619282), (390, 309641), (419, 288210), (739, 163410), (838, 144105), (1257, 96070), (1478, 81705), (2095, 57642), (2217, 54470), (2514, 48035), (3695, 32682), (4190, 28821), (4434, 27235), (5447, 22170), (6285, 19214), (7390, 16341), (9607, 12570), (10894, 11085)]