127982680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{5507}}^1$

素因数の和:5608

約数の個数: 64

約数和(自身を含む): 333123840

約数和(自身を除く): 205141160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1660, 2324, 2905, 3320, 4648, 5507, 5810, 11014, 11620, 22028, 23240, 27535, 38549, 44056, 55070, 77098, 110140, 154196, 192745, 220280, 308392, 385490, 457081, 770980, 914162, 1541960, 1828324, 2285405, 3199567, 3656648, 4570810, 6399134, 9141620, 12798268, 15997835, 18283240, 25596536, 31995670, 63991340, 127982680]

約数ペア:

[(1, 127982680), (2, 63991340), (4, 31995670), (5, 25596536), (7, 18283240), (8, 15997835), (10, 12798268), (14, 9141620), (20, 6399134), (28, 4570810), (35, 3656648), (40, 3199567), (56, 2285405), (70, 1828324), (83, 1541960), (140, 914162), (166, 770980), (280, 457081), (332, 385490), (415, 308392), (581, 220280), (664, 192745), (830, 154196), (1162, 110140), (1660, 77098), (2324, 55070), (2905, 44056), (3320, 38549), (4648, 27535), (5507, 23240), (5810, 22028), (11014, 11620)]