71132460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{659}}^1$

素因数の和:935

約数の個数: 96

約数和(自身を含む): 228856320

約数和(自身を除く): 157723860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 257, 420, 514, 659, 771, 1028, 1285, 1318, 1542, 1799, 1977, 2570, 2636, 3084, 3295, 3598, 3855, 3954, 4613, 5140, 5397, 6590, 7196, 7710, 7908, 8995, 9226, 9885, 10794, 13180, 13839, 15420, 17990, 18452, 19770, 21588, 23065, 26985, 27678, 35980, 39540, 46130, 53970, 55356, 69195, 92260, 107940, 138390, 169363, 276780, 338726, 508089, 677452, 846815, 1016178, 1185541, 1693630, 2032356, 2371082, 2540445, 3387260, 3556623, 4742164, 5080890, 5927705, 7113246, 10161780, 11855410, 14226492, 17783115, 23710820, 35566230, 71132460]

約数ペア:

[(1, 71132460), (2, 35566230), (3, 23710820), (4, 17783115), (5, 14226492), (6, 11855410), (7, 10161780), (10, 7113246), (12, 5927705), (14, 5080890), (15, 4742164), (20, 3556623), (21, 3387260), (28, 2540445), (30, 2371082), (35, 2032356), (42, 1693630), (60, 1185541), (70, 1016178), (84, 846815), (105, 677452), (140, 508089), (210, 338726), (257, 276780), (420, 169363), (514, 138390), (659, 107940), (771, 92260), (1028, 69195), (1285, 55356), (1318, 53970), (1542, 46130), (1799, 39540), (1977, 35980), (2570, 27678), (2636, 26985), (3084, 23065), (3295, 21588), (3598, 19770), (3855, 18452), (3954, 17990), (4613, 15420), (5140, 13839), (5397, 13180), (6590, 10794), (7196, 9885), (7710, 9226), (7908, 8995)]