30880360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3803}}^1$

素因数の和:3850

約数の個数: 64

約数和(自身を含む): 82166400

約数和(自身を除く): 51286040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 3803, 4060, 7606, 8120, 15212, 19015, 26621, 30424, 38030, 53242, 76060, 106484, 110287, 133105, 152120, 212968, 220574, 266210, 441148, 532420, 551435, 772009, 882296, 1064840, 1102870, 1544018, 2205740, 3088036, 3860045, 4411480, 6176072, 7720090, 15440180, 30880360]

約数ペア:

[(1, 30880360), (2, 15440180), (4, 7720090), (5, 6176072), (7, 4411480), (8, 3860045), (10, 3088036), (14, 2205740), (20, 1544018), (28, 1102870), (29, 1064840), (35, 882296), (40, 772009), (56, 551435), (58, 532420), (70, 441148), (116, 266210), (140, 220574), (145, 212968), (203, 152120), (232, 133105), (280, 110287), (290, 106484), (406, 76060), (580, 53242), (812, 38030), (1015, 30424), (1160, 26621), (1624, 19015), (2030, 15212), (3803, 8120), (4060, 7606)]