128216660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:513

約数の個数: 96

約数和(自身を含む): 319721472

約数和(自身を除く): 191504812

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 127, 130, 143, 220, 254, 260, 286, 353, 508, 572, 635, 706, 715, 1270, 1397, 1412, 1430, 1651, 1765, 2540, 2794, 2860, 3302, 3530, 3883, 4589, 5588, 6604, 6985, 7060, 7766, 8255, 9178, 13970, 15532, 16510, 18161, 18356, 19415, 22945, 27940, 33020, 36322, 38830, 44831, 45890, 50479, 72644, 77660, 89662, 90805, 91780, 100958, 179324, 181610, 201916, 224155, 252395, 363220, 448310, 493141, 504790, 582803, 896620, 986282, 1009580, 1165606, 1972564, 2331212, 2465705, 2914015, 4931410, 5828030, 6410833, 9862820, 11656060, 12821666, 25643332, 32054165, 64108330, 128216660]

約数ペア:

[(1, 128216660), (2, 64108330), (4, 32054165), (5, 25643332), (10, 12821666), (11, 11656060), (13, 9862820), (20, 6410833), (22, 5828030), (26, 4931410), (44, 2914015), (52, 2465705), (55, 2331212), (65, 1972564), (110, 1165606), (127, 1009580), (130, 986282), (143, 896620), (220, 582803), (254, 504790), (260, 493141), (286, 448310), (353, 363220), (508, 252395), (572, 224155), (635, 201916), (706, 181610), (715, 179324), (1270, 100958), (1397, 91780), (1412, 90805), (1430, 89662), (1651, 77660), (1765, 72644), (2540, 50479), (2794, 45890), (2860, 44831), (3302, 38830), (3530, 36322), (3883, 33020), (4589, 27940), (5588, 22945), (6604, 19415), (6985, 18356), (7060, 18161), (7766, 16510), (8255, 15532), (9178, 13970)]