128265600

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:489

約数の個数: 192

約数和(自身を含む): 437114880

約数和(自身を除く): 308849280

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, 128, 150, 155, 160, 186, 192, 200, 240, 248, 300, 310, 320, 372, 384, 400, 431, 465, 480, 496, 600, 620, 640, 744, 775, 800, 862, 930, 960, 992, 1200, 1240, 1293, 1488, 1550, 1600, 1724, 1860, 1920, 1984, 2155, 2325, 2400, 2480, 2586, 2976, 3100, 3200, 3448, 3720, 3968, 4310, 4650, 4800, 4960, 5172, 5952, 6200, 6465, 6896, 7440, 8620, 9300, 9600, 9920, 10344, 10775, 11904, 12400, 12930, 13361, 13792, 14880, 17240, 18600, 19840, 20688, 21550, 24800, 25860, 26722, 27584, 29760, 32325, 34480, 37200, 40083, 41376, 43100, 49600, 51720, 53444, 55168, 59520, 64650, 66805, 68960, 74400, 80166, 82752, 86200, 99200, 103440, 106888, 129300, 133610, 137920, 148800, 160332, 165504, 172400, 200415, 206880, 213776, 258600, 267220, 275840, 297600, 320664, 334025, 344800, 400830, 413760, 427552, 517200, 534440, 641328, 668050, 689600, 801660, 827520, 855104, 1002075, 1034400, 1068880, 1282656, 1336100, 1379200, 1603320, 1710208, 2004150, 2068800, 2137760, 2565312, 2672200, 3206640, 4008300, 4137600, 4275520, 5130624, 5344400, 6413280, 8016600, 8551040, 10688800, 12826560, 16033200, 21377600, 25653120, 32066400, 42755200, 64132800, 128265600]

約数ペア:

[(1, 128265600), (2, 64132800), (3, 42755200), (4, 32066400), (5, 25653120), (6, 21377600), (8, 16033200), (10, 12826560), (12, 10688800), (15, 8551040), (16, 8016600), (20, 6413280), (24, 5344400), (25, 5130624), (30, 4275520), (31, 4137600), (32, 4008300), (40, 3206640), (48, 2672200), (50, 2565312), (60, 2137760), (62, 2068800), (64, 2004150), (75, 1710208), (80, 1603320), (93, 1379200), (96, 1336100), (100, 1282656), (120, 1068880), (124, 1034400), (128, 1002075), (150, 855104), (155, 827520), (160, 801660), (186, 689600), (192, 668050), (200, 641328), (240, 534440), (248, 517200), (300, 427552), (310, 413760), (320, 400830), (372, 344800), (384, 334025), (400, 320664), (431, 297600), (465, 275840), (480, 267220), (496, 258600), (600, 213776), (620, 206880), (640, 200415), (744, 172400), (775, 165504), (800, 160332), (862, 148800), (930, 137920), (960, 133610), (992, 129300), (1200, 106888), (1240, 103440), (1293, 99200), (1488, 86200), (1550, 82752), (1600, 80166), (1724, 74400), (1860, 68960), (1920, 66805), (1984, 64650), (2155, 59520), (2325, 55168), (2400, 53444), (2480, 51720), (2586, 49600), (2976, 43100), (3100, 41376), (3200, 40083), (3448, 37200), (3720, 34480), (3968, 32325), (4310, 29760), (4650, 27584), (4800, 26722), (4960, 25860), (5172, 24800), (5952, 21550), (6200, 20688), (6465, 19840), (6896, 18600), (7440, 17240), (8620, 14880), (9300, 13792), (9600, 13361), (9920, 12930), (10344, 12400), (10775, 11904)]