285472000

素因数分解:

$2^8\times 5^3\times {\mathrm{11}}^1\times {\mathrm{811}}^1$

素因数の和:853

約数の個数: 144

約数和(自身を含む): 776752704

約数和(自身を除く): 491280704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 125, 128, 160, 176, 200, 220, 250, 256, 275, 320, 352, 400, 440, 500, 550, 640, 704, 800, 811, 880, 1000, 1100, 1280, 1375, 1408, 1600, 1622, 1760, 2000, 2200, 2750, 2816, 3200, 3244, 3520, 4000, 4055, 4400, 5500, 6400, 6488, 7040, 8000, 8110, 8800, 8921, 11000, 12976, 14080, 16000, 16220, 17600, 17842, 20275, 22000, 25952, 32000, 32440, 35200, 35684, 40550, 44000, 44605, 51904, 64880, 70400, 71368, 81100, 88000, 89210, 101375, 103808, 129760, 142736, 162200, 176000, 178420, 202750, 207616, 223025, 259520, 285472, 324400, 352000, 356840, 405500, 446050, 519040, 570944, 648800, 713680, 811000, 892100, 1038080, 1115125, 1141888, 1297600, 1427360, 1622000, 1784200, 2230250, 2283776, 2595200, 2854720, 3244000, 3568400, 4460500, 5190400, 5709440, 6488000, 7136800, 8921000, 11418880, 12976000, 14273600, 17842000, 25952000, 28547200, 35684000, 57094400, 71368000, 142736000, 285472000]

約数ペア:

[(1, 285472000), (2, 142736000), (4, 71368000), (5, 57094400), (8, 35684000), (10, 28547200), (11, 25952000), (16, 17842000), (20, 14273600), (22, 12976000), (25, 11418880), (32, 8921000), (40, 7136800), (44, 6488000), (50, 5709440), (55, 5190400), (64, 4460500), (80, 3568400), (88, 3244000), (100, 2854720), (110, 2595200), (125, 2283776), (128, 2230250), (160, 1784200), (176, 1622000), (200, 1427360), (220, 1297600), (250, 1141888), (256, 1115125), (275, 1038080), (320, 892100), (352, 811000), (400, 713680), (440, 648800), (500, 570944), (550, 519040), (640, 446050), (704, 405500), (800, 356840), (811, 352000), (880, 324400), (1000, 285472), (1100, 259520), (1280, 223025), (1375, 207616), (1408, 202750), (1600, 178420), (1622, 176000), (1760, 162200), (2000, 142736), (2200, 129760), (2750, 103808), (2816, 101375), (3200, 89210), (3244, 88000), (3520, 81100), (4000, 71368), (4055, 70400), (4400, 64880), (5500, 51904), (6400, 44605), (6488, 44000), (7040, 40550), (8000, 35684), (8110, 35200), (8800, 32440), (8921, 32000), (11000, 25952), (12976, 22000), (14080, 20275), (16000, 17842), (16220, 17600)]