128205120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1609}}^1$

素因数の和:1712

約数の個数: 112

約数和(自身を含む): 412211520

約数和(自身を除く): 284006400

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, 160, 166, 192, 240, 249, 320, 332, 415, 480, 498, 664, 830, 960, 996, 1245, 1328, 1609, 1660, 1992, 2490, 2656, 3218, 3320, 3984, 4827, 4980, 5312, 6436, 6640, 7968, 8045, 9654, 9960, 12872, 13280, 15936, 16090, 19308, 19920, 24135, 25744, 26560, 32180, 38616, 39840, 48270, 51488, 64360, 77232, 79680, 96540, 102976, 128720, 133547, 154464, 193080, 257440, 267094, 308928, 386160, 400641, 514880, 534188, 667735, 772320, 801282, 1068376, 1335470, 1544640, 1602564, 2003205, 2136752, 2670940, 3205128, 4006410, 4273504, 5341880, 6410256, 8012820, 8547008, 10683760, 12820512, 16025640, 21367520, 25641024, 32051280, 42735040, 64102560, 128205120]

約数ペア:

[(1, 128205120), (2, 64102560), (3, 42735040), (4, 32051280), (5, 25641024), (6, 21367520), (8, 16025640), (10, 12820512), (12, 10683760), (15, 8547008), (16, 8012820), (20, 6410256), (24, 5341880), (30, 4273504), (32, 4006410), (40, 3205128), (48, 2670940), (60, 2136752), (64, 2003205), (80, 1602564), (83, 1544640), (96, 1335470), (120, 1068376), (160, 801282), (166, 772320), (192, 667735), (240, 534188), (249, 514880), (320, 400641), (332, 386160), (415, 308928), (480, 267094), (498, 257440), (664, 193080), (830, 154464), (960, 133547), (996, 128720), (1245, 102976), (1328, 96540), (1609, 79680), (1660, 77232), (1992, 64360), (2490, 51488), (2656, 48270), (3218, 39840), (3320, 38616), (3984, 32180), (4827, 26560), (4980, 25744), (5312, 24135), (6436, 19920), (6640, 19308), (7968, 16090), (8045, 15936), (9654, 13280), (9960, 12872)]