123639480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:738

約数の個数: 128

約数和(自身を含む): 414720000

約数和(自身を除く): 291080520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 239, 270, 360, 478, 479, 540, 717, 956, 958, 1080, 1195, 1434, 1437, 1912, 1916, 2151, 2390, 2395, 2868, 2874, 3585, 3832, 4302, 4311, 4780, 4790, 5736, 5748, 6453, 7170, 7185, 8604, 8622, 9560, 9580, 10755, 11496, 12906, 12933, 14340, 14370, 17208, 17244, 19160, 21510, 21555, 25812, 25866, 28680, 28740, 32265, 34488, 43020, 43110, 51624, 51732, 57480, 64530, 64665, 86040, 86220, 103464, 114481, 129060, 129330, 172440, 228962, 258120, 258660, 343443, 457924, 517320, 572405, 686886, 915848, 1030329, 1144810, 1373772, 1717215, 2060658, 2289620, 2747544, 3090987, 3434430, 4121316, 4579240, 5151645, 6181974, 6868860, 8242632, 10303290, 12363948, 13737720, 15454935, 20606580, 24727896, 30909870, 41213160, 61819740, 123639480]

約数ペア:

[(1, 123639480), (2, 61819740), (3, 41213160), (4, 30909870), (5, 24727896), (6, 20606580), (8, 15454935), (9, 13737720), (10, 12363948), (12, 10303290), (15, 8242632), (18, 6868860), (20, 6181974), (24, 5151645), (27, 4579240), (30, 4121316), (36, 3434430), (40, 3090987), (45, 2747544), (54, 2289620), (60, 2060658), (72, 1717215), (90, 1373772), (108, 1144810), (120, 1030329), (135, 915848), (180, 686886), (216, 572405), (239, 517320), (270, 457924), (360, 343443), (478, 258660), (479, 258120), (540, 228962), (717, 172440), (956, 129330), (958, 129060), (1080, 114481), (1195, 103464), (1434, 86220), (1437, 86040), (1912, 64665), (1916, 64530), (2151, 57480), (2390, 51732), (2395, 51624), (2868, 43110), (2874, 43020), (3585, 34488), (3832, 32265), (4302, 28740), (4311, 28680), (4780, 25866), (4790, 25812), (5736, 21555), (5748, 21510), (6453, 19160), (7170, 17244), (7185, 17208), (8604, 14370), (8622, 14340), (9560, 12933), (9580, 12906), (10755, 11496)]