1600015680

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{61729}}^1$

素因数の和:61758

約数の個数: 140

約数和(自身を含む): 5691629460

約数和(自身を除く): 4091613780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 61729, 123458, 185187, 246916, 308645, 370374, 493832, 555561, 617290, 740748, 925935, 987664, 1111122, 1234580, 1481496, 1666683, 1851870, 1975328, 2222244, 2469160, 2777805, 2962992, 3333366, 3703740, 3950656, 4444488, 4938320, 5000049, 5555610, 5925984, 6666732, 7407480, 8333415, 8888976, 9876640, 10000098, 11111220, 11851968, 13333464, 14814960, 16666830, 17777952, 19753280, 20000196, 22222440, 25000245, 26666928, 29629920, 33333660, 35555904, 40000392, 44444880, 50000490, 53333856, 59259840, 66667320, 80000784, 88889760, 100000980, 106667712, 133334640, 160001568, 177779520, 200001960, 266669280, 320003136, 400003920, 533338560, 800007840, 1600015680]

約数ペア:

[(1, 1600015680), (2, 800007840), (3, 533338560), (4, 400003920), (5, 320003136), (6, 266669280), (8, 200001960), (9, 177779520), (10, 160001568), (12, 133334640), (15, 106667712), (16, 100000980), (18, 88889760), (20, 80000784), (24, 66667320), (27, 59259840), (30, 53333856), (32, 50000490), (36, 44444880), (40, 40000392), (45, 35555904), (48, 33333660), (54, 29629920), (60, 26666928), (64, 25000245), (72, 22222440), (80, 20000196), (81, 19753280), (90, 17777952), (96, 16666830), (108, 14814960), (120, 13333464), (135, 11851968), (144, 11111220), (160, 10000098), (162, 9876640), (180, 8888976), (192, 8333415), (216, 7407480), (240, 6666732), (270, 5925984), (288, 5555610), (320, 5000049), (324, 4938320), (360, 4444488), (405, 3950656), (432, 3703740), (480, 3333366), (540, 2962992), (576, 2777805), (648, 2469160), (720, 2222244), (810, 1975328), (864, 1851870), (960, 1666683), (1080, 1481496), (1296, 1234580), (1440, 1111122), (1620, 987664), (1728, 925935), (2160, 740748), (2592, 617290), (2880, 555561), (3240, 493832), (4320, 370374), (5184, 308645), (6480, 246916), (8640, 185187), (12960, 123458), (25920, 61729)]