1263451880

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{3407}}^1$

素因数の和:3618

約数の個数: 64

約数和(自身を含む): 2905251840

約数和(自身を除く): 1641799960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 127, 146, 254, 292, 365, 508, 584, 635, 730, 1016, 1270, 1460, 2540, 2920, 3407, 5080, 6814, 9271, 13628, 17035, 18542, 27256, 34070, 37084, 46355, 68140, 74168, 92710, 136280, 185420, 248711, 370840, 432689, 497422, 865378, 994844, 1243555, 1730756, 1989688, 2163445, 2487110, 3461512, 4326890, 4974220, 8653780, 9948440, 17307560, 31586297, 63172594, 126345188, 157931485, 252690376, 315862970, 631725940, 1263451880]

約数ペア:

[(1, 1263451880), (2, 631725940), (4, 315862970), (5, 252690376), (8, 157931485), (10, 126345188), (20, 63172594), (40, 31586297), (73, 17307560), (127, 9948440), (146, 8653780), (254, 4974220), (292, 4326890), (365, 3461512), (508, 2487110), (584, 2163445), (635, 1989688), (730, 1730756), (1016, 1243555), (1270, 994844), (1460, 865378), (2540, 497422), (2920, 432689), (3407, 370840), (5080, 248711), (6814, 185420), (9271, 136280), (13628, 92710), (17035, 74168), (18542, 68140), (27256, 46355), (34070, 37084)]