331495680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{499}}^1$

素因数の和:696

約数の個数: 144

約数和(自身を含む): 1066968000

約数和(自身を除く): 735472320

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, 173, 192, 240, 256, 320, 346, 384, 480, 499, 519, 640, 692, 768, 865, 960, 998, 1038, 1280, 1384, 1497, 1730, 1920, 1996, 2076, 2495, 2595, 2768, 2994, 3460, 3840, 3992, 4152, 4990, 5190, 5536, 5988, 6920, 7485, 7984, 8304, 9980, 10380, 11072, 11976, 13840, 14970, 15968, 16608, 19960, 20760, 22144, 23952, 27680, 29940, 31936, 33216, 39920, 41520, 44288, 47904, 55360, 59880, 63872, 66432, 79840, 83040, 86327, 95808, 110720, 119760, 127744, 132864, 159680, 166080, 172654, 191616, 221440, 239520, 258981, 319360, 332160, 345308, 383232, 431635, 479040, 517962, 638720, 664320, 690616, 863270, 958080, 1035924, 1294905, 1381232, 1726540, 1916160, 2071848, 2589810, 2762464, 3453080, 4143696, 5179620, 5524928, 6906160, 8287392, 10359240, 11049856, 13812320, 16574784, 20718480, 22099712, 27624640, 33149568, 41436960, 55249280, 66299136, 82873920, 110498560, 165747840, 331495680]

約数ペア:

[(1, 331495680), (2, 165747840), (3, 110498560), (4, 82873920), (5, 66299136), (6, 55249280), (8, 41436960), (10, 33149568), (12, 27624640), (15, 22099712), (16, 20718480), (20, 16574784), (24, 13812320), (30, 11049856), (32, 10359240), (40, 8287392), (48, 6906160), (60, 5524928), (64, 5179620), (80, 4143696), (96, 3453080), (120, 2762464), (128, 2589810), (160, 2071848), (173, 1916160), (192, 1726540), (240, 1381232), (256, 1294905), (320, 1035924), (346, 958080), (384, 863270), (480, 690616), (499, 664320), (519, 638720), (640, 517962), (692, 479040), (768, 431635), (865, 383232), (960, 345308), (998, 332160), (1038, 319360), (1280, 258981), (1384, 239520), (1497, 221440), (1730, 191616), (1920, 172654), (1996, 166080), (2076, 159680), (2495, 132864), (2595, 127744), (2768, 119760), (2994, 110720), (3460, 95808), (3840, 86327), (3992, 83040), (4152, 79840), (4990, 66432), (5190, 63872), (5536, 59880), (5988, 55360), (6920, 47904), (7485, 44288), (7984, 41520), (8304, 39920), (9980, 33216), (10380, 31936), (11072, 29940), (11976, 27680), (13840, 23952), (14970, 22144), (15968, 20760), (16608, 19960)]