7209440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 20067264

約数和(自身を除く): 12857824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 140, 157, 160, 164, 205, 224, 280, 287, 314, 328, 410, 560, 574, 628, 656, 785, 820, 1099, 1120, 1148, 1256, 1312, 1435, 1570, 1640, 2198, 2296, 2512, 2870, 3140, 3280, 4396, 4592, 5024, 5495, 5740, 6280, 6437, 6560, 8792, 9184, 10990, 11480, 12560, 12874, 17584, 21980, 22960, 25120, 25748, 32185, 35168, 43960, 45059, 45920, 51496, 64370, 87920, 90118, 102992, 128740, 175840, 180236, 205984, 225295, 257480, 360472, 450590, 514960, 720944, 901180, 1029920, 1441888, 1802360, 3604720, 7209440]

約数ペア:

[(1, 7209440), (2, 3604720), (4, 1802360), (5, 1441888), (7, 1029920), (8, 901180), (10, 720944), (14, 514960), (16, 450590), (20, 360472), (28, 257480), (32, 225295), (35, 205984), (40, 180236), (41, 175840), (56, 128740), (70, 102992), (80, 90118), (82, 87920), (112, 64370), (140, 51496), (157, 45920), (160, 45059), (164, 43960), (205, 35168), (224, 32185), (280, 25748), (287, 25120), (314, 22960), (328, 21980), (410, 17584), (560, 12874), (574, 12560), (628, 11480), (656, 10990), (785, 9184), (820, 8792), (1099, 6560), (1120, 6437), (1148, 6280), (1256, 5740), (1312, 5495), (1435, 5024), (1570, 4592), (1640, 4396), (2198, 3280), (2296, 3140), (2512, 2870)]