1526008720

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{1259}}^1$

素因数の和:1520

約数の個数: 80

約数和(自身を含む): 3609144000

約数和(自身を除く): 2083135280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 139, 218, 278, 436, 545, 556, 695, 872, 1090, 1112, 1259, 1390, 1744, 2180, 2224, 2518, 2780, 4360, 5036, 5560, 6295, 8720, 10072, 11120, 12590, 15151, 20144, 25180, 30302, 50360, 60604, 75755, 100720, 121208, 137231, 151510, 175001, 242416, 274462, 303020, 350002, 548924, 606040, 686155, 700004, 875005, 1097848, 1212080, 1372310, 1400008, 1750010, 2195696, 2744620, 2800016, 3500020, 5489240, 7000040, 10978480, 14000080, 19075109, 38150218, 76300436, 95375545, 152600872, 190751090, 305201744, 381502180, 763004360, 1526008720]

約数ペア:

[(1, 1526008720), (2, 763004360), (4, 381502180), (5, 305201744), (8, 190751090), (10, 152600872), (16, 95375545), (20, 76300436), (40, 38150218), (80, 19075109), (109, 14000080), (139, 10978480), (218, 7000040), (278, 5489240), (436, 3500020), (545, 2800016), (556, 2744620), (695, 2195696), (872, 1750010), (1090, 1400008), (1112, 1372310), (1259, 1212080), (1390, 1097848), (1744, 875005), (2180, 700004), (2224, 686155), (2518, 606040), (2780, 548924), (4360, 350002), (5036, 303020), (5560, 274462), (6295, 242416), (8720, 175001), (10072, 151510), (11120, 137231), (12590, 121208), (15151, 100720), (20144, 75755), (25180, 60604), (30302, 50360)]