55138560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 179250624

約数和(自身を除く): 124112064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 160, 166, 173, 192, 240, 249, 256, 320, 332, 346, 384, 415, 480, 498, 519, 640, 664, 692, 768, 830, 865, 960, 996, 1038, 1245, 1280, 1328, 1384, 1660, 1730, 1920, 1992, 2076, 2490, 2595, 2656, 2768, 3320, 3460, 3840, 3984, 4152, 4980, 5190, 5312, 5536, 6640, 6920, 7968, 8304, 9960, 10380, 10624, 11072, 13280, 13840, 14359, 15936, 16608, 19920, 20760, 21248, 22144, 26560, 27680, 28718, 31872, 33216, 39840, 41520, 43077, 44288, 53120, 55360, 57436, 63744, 66432, 71795, 79680, 83040, 86154, 106240, 110720, 114872, 132864, 143590, 159360, 166080, 172308, 215385, 221440, 229744, 287180, 318720, 332160, 344616, 430770, 459488, 574360, 664320, 689232, 861540, 918976, 1148720, 1378464, 1723080, 1837952, 2297440, 2756928, 3446160, 3675904, 4594880, 5513856, 6892320, 9189760, 11027712, 13784640, 18379520, 27569280, 55138560]

約数ペア:

[(1, 55138560), (2, 27569280), (3, 18379520), (4, 13784640), (5, 11027712), (6, 9189760), (8, 6892320), (10, 5513856), (12, 4594880), (15, 3675904), (16, 3446160), (20, 2756928), (24, 2297440), (30, 1837952), (32, 1723080), (40, 1378464), (48, 1148720), (60, 918976), (64, 861540), (80, 689232), (83, 664320), (96, 574360), (120, 459488), (128, 430770), (160, 344616), (166, 332160), (173, 318720), (192, 287180), (240, 229744), (249, 221440), (256, 215385), (320, 172308), (332, 166080), (346, 159360), (384, 143590), (415, 132864), (480, 114872), (498, 110720), (519, 106240), (640, 86154), (664, 83040), (692, 79680), (768, 71795), (830, 66432), (865, 63744), (960, 57436), (996, 55360), (1038, 53120), (1245, 44288), (1280, 43077), (1328, 41520), (1384, 39840), (1660, 33216), (1730, 31872), (1920, 28718), (1992, 27680), (2076, 26560), (2490, 22144), (2595, 21248), (2656, 20760), (2768, 19920), (3320, 16608), (3460, 15936), (3840, 14359), (3984, 13840), (4152, 13280), (4980, 11072), (5190, 10624), (5312, 10380), (5536, 9960), (6640, 8304), (6920, 7968)]