172760840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{9209}}^1$

素因数の和:9294

約数の個数: 64

約数和(自身を含む): 450921600

約数和(自身を除く): 278160760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 9209, 9380, 18418, 18760, 36836, 46045, 64463, 73672, 92090, 128926, 184180, 257852, 322315, 368360, 515704, 617003, 644630, 1234006, 1289260, 2468012, 2578520, 3085015, 4319021, 4936024, 6170030, 8638042, 12340060, 17276084, 21595105, 24680120, 34552168, 43190210, 86380420, 172760840]

約数ペア:

[(1, 172760840), (2, 86380420), (4, 43190210), (5, 34552168), (7, 24680120), (8, 21595105), (10, 17276084), (14, 12340060), (20, 8638042), (28, 6170030), (35, 4936024), (40, 4319021), (56, 3085015), (67, 2578520), (70, 2468012), (134, 1289260), (140, 1234006), (268, 644630), (280, 617003), (335, 515704), (469, 368360), (536, 322315), (670, 257852), (938, 184180), (1340, 128926), (1876, 92090), (2345, 73672), (2680, 64463), (3752, 46045), (4690, 36836), (9209, 18760), (9380, 18418)]