480176840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:823

約数の個数: 128

約数和(自身を含む): 1281208320

約数和(自身を除く): 801031480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 127, 130, 143, 220, 254, 260, 286, 440, 508, 520, 572, 635, 661, 715, 1016, 1144, 1270, 1322, 1397, 1430, 1651, 2540, 2644, 2794, 2860, 3302, 3305, 5080, 5288, 5588, 5720, 6604, 6610, 6985, 7271, 8255, 8593, 11176, 13208, 13220, 13970, 14542, 16510, 17186, 18161, 26440, 27940, 29084, 33020, 34372, 36322, 36355, 42965, 55880, 58168, 66040, 68744, 72644, 72710, 83947, 85930, 90805, 94523, 145288, 145420, 167894, 171860, 181610, 189046, 290840, 335788, 343720, 363220, 378092, 419735, 472615, 671576, 726440, 756184, 839470, 923417, 945230, 1091311, 1678940, 1846834, 1890460, 2182622, 3357880, 3693668, 3780920, 4365244, 4617085, 5456555, 7387336, 8730488, 9234170, 10913110, 12004421, 18468340, 21826220, 24008842, 36936680, 43652440, 48017684, 60022105, 96035368, 120044210, 240088420, 480176840]

約数ペア:

[(1, 480176840), (2, 240088420), (4, 120044210), (5, 96035368), (8, 60022105), (10, 48017684), (11, 43652440), (13, 36936680), (20, 24008842), (22, 21826220), (26, 18468340), (40, 12004421), (44, 10913110), (52, 9234170), (55, 8730488), (65, 7387336), (88, 5456555), (104, 4617085), (110, 4365244), (127, 3780920), (130, 3693668), (143, 3357880), (220, 2182622), (254, 1890460), (260, 1846834), (286, 1678940), (440, 1091311), (508, 945230), (520, 923417), (572, 839470), (635, 756184), (661, 726440), (715, 671576), (1016, 472615), (1144, 419735), (1270, 378092), (1322, 363220), (1397, 343720), (1430, 335788), (1651, 290840), (2540, 189046), (2644, 181610), (2794, 171860), (2860, 167894), (3302, 145420), (3305, 145288), (5080, 94523), (5288, 90805), (5588, 85930), (5720, 83947), (6604, 72710), (6610, 72644), (6985, 68744), (7271, 66040), (8255, 58168), (8593, 55880), (11176, 42965), (13208, 36355), (13220, 36322), (13970, 34372), (14542, 33020), (16510, 29084), (17186, 27940), (18161, 26440)]