28757760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{7489}}^1$

素因数の和:7513

約数の個数: 72

約数和(自身を含む): 91857360

約数和(自身を除く): 63099600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 7489, 14978, 22467, 29956, 37445, 44934, 59912, 74890, 89868, 112335, 119824, 149780, 179736, 224670, 239648, 299560, 359472, 449340, 479296, 599120, 718944, 898680, 958592, 1198240, 1437888, 1797360, 1917184, 2396480, 2875776, 3594720, 4792960, 5751552, 7189440, 9585920, 14378880, 28757760]

約数ペア:

[(1, 28757760), (2, 14378880), (3, 9585920), (4, 7189440), (5, 5751552), (6, 4792960), (8, 3594720), (10, 2875776), (12, 2396480), (15, 1917184), (16, 1797360), (20, 1437888), (24, 1198240), (30, 958592), (32, 898680), (40, 718944), (48, 599120), (60, 479296), (64, 449340), (80, 359472), (96, 299560), (120, 239648), (128, 224670), (160, 179736), (192, 149780), (240, 119824), (256, 112335), (320, 89868), (384, 74890), (480, 59912), (640, 44934), (768, 37445), (960, 29956), (1280, 22467), (1920, 14978), (3840, 7489)]