320664000

素因数分解:

$2^6\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:492

約数の個数: 224

約数和(自身を含む): 1095524352

約数和(自身を除く): 774860352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 125, 150, 155, 160, 186, 192, 200, 240, 248, 250, 300, 310, 320, 372, 375, 400, 431, 465, 480, 496, 500, 600, 620, 744, 750, 775, 800, 862, 930, 960, 992, 1000, 1200, 1240, 1293, 1488, 1500, 1550, 1600, 1724, 1860, 1984, 2000, 2155, 2325, 2400, 2480, 2586, 2976, 3000, 3100, 3448, 3720, 3875, 4000, 4310, 4650, 4800, 4960, 5172, 5952, 6000, 6200, 6465, 6896, 7440, 7750, 8000, 8620, 9300, 9920, 10344, 10775, 11625, 12000, 12400, 12930, 13361, 13792, 14880, 15500, 17240, 18600, 20688, 21550, 23250, 24000, 24800, 25860, 26722, 27584, 29760, 31000, 32325, 34480, 37200, 40083, 41376, 43100, 46500, 49600, 51720, 53444, 53875, 62000, 64650, 66805, 68960, 74400, 80166, 82752, 86200, 93000, 103440, 106888, 107750, 124000, 129300, 133610, 137920, 148800, 160332, 161625, 172400, 186000, 200415, 206880, 213776, 215500, 248000, 258600, 267220, 320664, 323250, 334025, 344800, 372000, 400830, 413760, 427552, 431000, 517200, 534440, 641328, 646500, 668050, 689600, 744000, 801660, 855104, 862000, 1002075, 1034400, 1068880, 1282656, 1293000, 1336100, 1603320, 1670125, 1724000, 2004150, 2068800, 2137760, 2565312, 2586000, 2672200, 3206640, 3340250, 3448000, 4008300, 4275520, 5010375, 5172000, 5344400, 6413280, 6680500, 8016600, 10020750, 10344000, 10688800, 12826560, 13361000, 16033200, 20041500, 21377600, 26722000, 32066400, 40083000, 53444000, 64132800, 80166000, 106888000, 160332000, 320664000]

約数ペア:

[(1, 320664000), (2, 160332000), (3, 106888000), (4, 80166000), (5, 64132800), (6, 53444000), (8, 40083000), (10, 32066400), (12, 26722000), (15, 21377600), (16, 20041500), (20, 16033200), (24, 13361000), (25, 12826560), (30, 10688800), (31, 10344000), (32, 10020750), (40, 8016600), (48, 6680500), (50, 6413280), (60, 5344400), (62, 5172000), (64, 5010375), (75, 4275520), (80, 4008300), (93, 3448000), (96, 3340250), (100, 3206640), (120, 2672200), (124, 2586000), (125, 2565312), (150, 2137760), (155, 2068800), (160, 2004150), (186, 1724000), (192, 1670125), (200, 1603320), (240, 1336100), (248, 1293000), (250, 1282656), (300, 1068880), (310, 1034400), (320, 1002075), (372, 862000), (375, 855104), (400, 801660), (431, 744000), (465, 689600), (480, 668050), (496, 646500), (500, 641328), (600, 534440), (620, 517200), (744, 431000), (750, 427552), (775, 413760), (800, 400830), (862, 372000), (930, 344800), (960, 334025), (992, 323250), (1000, 320664), (1200, 267220), (1240, 258600), (1293, 248000), (1488, 215500), (1500, 213776), (1550, 206880), (1600, 200415), (1724, 186000), (1860, 172400), (1984, 161625), (2000, 160332), (2155, 148800), (2325, 137920), (2400, 133610), (2480, 129300), (2586, 124000), (2976, 107750), (3000, 106888), (3100, 103440), (3448, 93000), (3720, 86200), (3875, 82752), (4000, 80166), (4310, 74400), (4650, 68960), (4800, 66805), (4960, 64650), (5172, 62000), (5952, 53875), (6000, 53444), (6200, 51720), (6465, 49600), (6896, 46500), (7440, 43100), (7750, 41376), (8000, 40083), (8620, 37200), (9300, 34480), (9920, 32325), (10344, 31000), (10775, 29760), (11625, 27584), (12000, 26722), (12400, 25860), (12930, 24800), (13361, 24000), (13792, 23250), (14880, 21550), (15500, 20688), (17240, 18600)]