79328880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:719

約数の個数: 120

約数和(自身を含む): 268107840

約数和(自身を除く): 188778960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 239, 240, 360, 461, 478, 717, 720, 922, 956, 1195, 1383, 1434, 1844, 1912, 2151, 2305, 2390, 2766, 2868, 3585, 3688, 3824, 4149, 4302, 4610, 4780, 5532, 5736, 6915, 7170, 7376, 8298, 8604, 9220, 9560, 10755, 11064, 11472, 13830, 14340, 16596, 17208, 18440, 19120, 20745, 21510, 22128, 27660, 28680, 33192, 34416, 36880, 41490, 43020, 55320, 57360, 66384, 82980, 86040, 110179, 110640, 165960, 172080, 220358, 330537, 331920, 440716, 550895, 661074, 881432, 991611, 1101790, 1322148, 1652685, 1762864, 1983222, 2203580, 2644296, 3305370, 3966444, 4407160, 4958055, 5288592, 6610740, 7932888, 8814320, 9916110, 13221480, 15865776, 19832220, 26442960, 39664440, 79328880]

約数ペア:

[(1, 79328880), (2, 39664440), (3, 26442960), (4, 19832220), (5, 15865776), (6, 13221480), (8, 9916110), (9, 8814320), (10, 7932888), (12, 6610740), (15, 5288592), (16, 4958055), (18, 4407160), (20, 3966444), (24, 3305370), (30, 2644296), (36, 2203580), (40, 1983222), (45, 1762864), (48, 1652685), (60, 1322148), (72, 1101790), (80, 991611), (90, 881432), (120, 661074), (144, 550895), (180, 440716), (239, 331920), (240, 330537), (360, 220358), (461, 172080), (478, 165960), (717, 110640), (720, 110179), (922, 86040), (956, 82980), (1195, 66384), (1383, 57360), (1434, 55320), (1844, 43020), (1912, 41490), (2151, 36880), (2305, 34416), (2390, 33192), (2766, 28680), (2868, 27660), (3585, 22128), (3688, 21510), (3824, 20745), (4149, 19120), (4302, 18440), (4610, 17208), (4780, 16596), (5532, 14340), (5736, 13830), (6915, 11472), (7170, 11064), (7376, 10755), (8298, 9560), (8604, 9220)]