128966400

素因数分解:

$2^8\times 3^2\times 5^2\times {\mathrm{2239}}^1$

素因数の和:2271

約数の個数: 162

約数和(自身を含む): 461289920

約数和(自身を除く): 332323520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 256, 288, 300, 320, 360, 384, 400, 450, 480, 576, 600, 640, 720, 768, 800, 900, 960, 1152, 1200, 1280, 1440, 1600, 1800, 1920, 2239, 2304, 2400, 2880, 3200, 3600, 3840, 4478, 4800, 5760, 6400, 6717, 7200, 8956, 9600, 11195, 11520, 13434, 14400, 17912, 19200, 20151, 22390, 26868, 28800, 33585, 35824, 40302, 44780, 53736, 55975, 57600, 67170, 71648, 80604, 89560, 100755, 107472, 111950, 134340, 143296, 161208, 167925, 179120, 201510, 214944, 223900, 268680, 286592, 322416, 335850, 358240, 403020, 429888, 447800, 503775, 537360, 573184, 644832, 671700, 716480, 806040, 859776, 895600, 1007550, 1074720, 1289664, 1343400, 1432960, 1612080, 1719552, 1791200, 2015100, 2149440, 2579328, 2686800, 2865920, 3224160, 3582400, 4030200, 4298880, 5158656, 5373600, 6448320, 7164800, 8060400, 8597760, 10747200, 12896640, 14329600, 16120800, 21494400, 25793280, 32241600, 42988800, 64483200, 128966400]

約数ペア:

[(1, 128966400), (2, 64483200), (3, 42988800), (4, 32241600), (5, 25793280), (6, 21494400), (8, 16120800), (9, 14329600), (10, 12896640), (12, 10747200), (15, 8597760), (16, 8060400), (18, 7164800), (20, 6448320), (24, 5373600), (25, 5158656), (30, 4298880), (32, 4030200), (36, 3582400), (40, 3224160), (45, 2865920), (48, 2686800), (50, 2579328), (60, 2149440), (64, 2015100), (72, 1791200), (75, 1719552), (80, 1612080), (90, 1432960), (96, 1343400), (100, 1289664), (120, 1074720), (128, 1007550), (144, 895600), (150, 859776), (160, 806040), (180, 716480), (192, 671700), (200, 644832), (225, 573184), (240, 537360), (256, 503775), (288, 447800), (300, 429888), (320, 403020), (360, 358240), (384, 335850), (400, 322416), (450, 286592), (480, 268680), (576, 223900), (600, 214944), (640, 201510), (720, 179120), (768, 167925), (800, 161208), (900, 143296), (960, 134340), (1152, 111950), (1200, 107472), (1280, 100755), (1440, 89560), (1600, 80604), (1800, 71648), (1920, 67170), (2239, 57600), (2304, 55975), (2400, 53736), (2880, 44780), (3200, 40302), (3600, 35824), (3840, 33585), (4478, 28800), (4800, 26868), (5760, 22390), (6400, 20151), (6717, 19200), (7200, 17912), (8956, 14400), (9600, 13434), (11195, 11520)]