15824640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 54599328

約数和(自身を除く): 38774688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 317, 320, 384, 390, 416, 480, 520, 624, 634, 640, 768, 780, 832, 951, 960, 1040, 1248, 1268, 1280, 1560, 1585, 1664, 1902, 1920, 2080, 2496, 2536, 3120, 3170, 3328, 3804, 3840, 4121, 4160, 4755, 4992, 5072, 6240, 6340, 7608, 8242, 8320, 9510, 9984, 10144, 12363, 12480, 12680, 15216, 16484, 16640, 19020, 20288, 20605, 24726, 24960, 25360, 30432, 32968, 38040, 40576, 41210, 49452, 49920, 50720, 60864, 61815, 65936, 76080, 81152, 82420, 98904, 101440, 121728, 123630, 131872, 152160, 164840, 197808, 202880, 243456, 247260, 263744, 304320, 329680, 395616, 405760, 494520, 527488, 608640, 659360, 791232, 989040, 1054976, 1217280, 1318720, 1582464, 1978080, 2637440, 3164928, 3956160, 5274880, 7912320, 15824640]

約数ペア:

[(1, 15824640), (2, 7912320), (3, 5274880), (4, 3956160), (5, 3164928), (6, 2637440), (8, 1978080), (10, 1582464), (12, 1318720), (13, 1217280), (15, 1054976), (16, 989040), (20, 791232), (24, 659360), (26, 608640), (30, 527488), (32, 494520), (39, 405760), (40, 395616), (48, 329680), (52, 304320), (60, 263744), (64, 247260), (65, 243456), (78, 202880), (80, 197808), (96, 164840), (104, 152160), (120, 131872), (128, 123630), (130, 121728), (156, 101440), (160, 98904), (192, 82420), (195, 81152), (208, 76080), (240, 65936), (256, 61815), (260, 60864), (312, 50720), (317, 49920), (320, 49452), (384, 41210), (390, 40576), (416, 38040), (480, 32968), (520, 30432), (624, 25360), (634, 24960), (640, 24726), (768, 20605), (780, 20288), (832, 19020), (951, 16640), (960, 16484), (1040, 15216), (1248, 12680), (1268, 12480), (1280, 12363), (1560, 10144), (1585, 9984), (1664, 9510), (1902, 8320), (1920, 8242), (2080, 7608), (2496, 6340), (2536, 6240), (3120, 5072), (3170, 4992), (3328, 4755), (3804, 4160), (3840, 4121)]