28672080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{619}}^1$

素因数の和:828

約数の個数: 80

約数和(自身を含む): 89488320

約数和(自身を除く): 60816240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 193, 240, 386, 579, 619, 772, 965, 1158, 1238, 1544, 1857, 1930, 2316, 2476, 2895, 3088, 3095, 3714, 3860, 4632, 4952, 5790, 6190, 7428, 7720, 9264, 9285, 9904, 11580, 12380, 14856, 15440, 18570, 23160, 24760, 29712, 37140, 46320, 49520, 74280, 119467, 148560, 238934, 358401, 477868, 597335, 716802, 955736, 1194670, 1433604, 1792005, 1911472, 2389340, 2867208, 3584010, 4778680, 5734416, 7168020, 9557360, 14336040, 28672080]

約数ペア:

[(1, 28672080), (2, 14336040), (3, 9557360), (4, 7168020), (5, 5734416), (6, 4778680), (8, 3584010), (10, 2867208), (12, 2389340), (15, 1911472), (16, 1792005), (20, 1433604), (24, 1194670), (30, 955736), (40, 716802), (48, 597335), (60, 477868), (80, 358401), (120, 238934), (193, 148560), (240, 119467), (386, 74280), (579, 49520), (619, 46320), (772, 37140), (965, 29712), (1158, 24760), (1238, 23160), (1544, 18570), (1857, 15440), (1930, 14856), (2316, 12380), (2476, 11580), (2895, 9904), (3088, 9285), (3095, 9264), (3714, 7720), (3860, 7428), (4632, 6190), (4952, 5790)]