31647360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:386

約数の個数: 128

約数和(自身を含む): 103109760

約数和(自身を除く): 71462400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 128, 159, 160, 192, 212, 240, 265, 311, 318, 320, 384, 424, 480, 530, 622, 636, 640, 795, 848, 933, 960, 1060, 1244, 1272, 1555, 1590, 1696, 1866, 1920, 2120, 2488, 2544, 3110, 3180, 3392, 3732, 4240, 4665, 4976, 5088, 6220, 6360, 6784, 7464, 8480, 9330, 9952, 10176, 12440, 12720, 14928, 16483, 16960, 18660, 19904, 20352, 24880, 25440, 29856, 32966, 33920, 37320, 39808, 49449, 49760, 50880, 59712, 65932, 74640, 82415, 98898, 99520, 101760, 119424, 131864, 149280, 164830, 197796, 199040, 247245, 263728, 298560, 329660, 395592, 494490, 527456, 597120, 659320, 791184, 988980, 1054912, 1318640, 1582368, 1977960, 2109824, 2637280, 3164736, 3955920, 5274560, 6329472, 7911840, 10549120, 15823680, 31647360]

約数ペア:

[(1, 31647360), (2, 15823680), (3, 10549120), (4, 7911840), (5, 6329472), (6, 5274560), (8, 3955920), (10, 3164736), (12, 2637280), (15, 2109824), (16, 1977960), (20, 1582368), (24, 1318640), (30, 1054912), (32, 988980), (40, 791184), (48, 659320), (53, 597120), (60, 527456), (64, 494490), (80, 395592), (96, 329660), (106, 298560), (120, 263728), (128, 247245), (159, 199040), (160, 197796), (192, 164830), (212, 149280), (240, 131864), (265, 119424), (311, 101760), (318, 99520), (320, 98898), (384, 82415), (424, 74640), (480, 65932), (530, 59712), (622, 50880), (636, 49760), (640, 49449), (795, 39808), (848, 37320), (933, 33920), (960, 32966), (1060, 29856), (1244, 25440), (1272, 24880), (1555, 20352), (1590, 19904), (1696, 18660), (1866, 16960), (1920, 16483), (2120, 14928), (2488, 12720), (2544, 12440), (3110, 10176), (3180, 9952), (3392, 9330), (3732, 8480), (4240, 7464), (4665, 6784), (4976, 6360), (5088, 6220)]