221620080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:815

約数の個数: 160

約数和(自身を含む): 756523008

約数和(自身を除く): 534902928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 127, 132, 165, 176, 220, 240, 254, 264, 330, 381, 440, 508, 528, 635, 660, 661, 762, 880, 1016, 1270, 1320, 1322, 1397, 1524, 1905, 1983, 2032, 2540, 2640, 2644, 2794, 3048, 3305, 3810, 3966, 4191, 5080, 5288, 5588, 6096, 6610, 6985, 7271, 7620, 7932, 8382, 9915, 10160, 10576, 11176, 13220, 13970, 14542, 15240, 15864, 16764, 19830, 20955, 21813, 22352, 26440, 27940, 29084, 30480, 31728, 33528, 36355, 39660, 41910, 43626, 52880, 55880, 58168, 67056, 72710, 79320, 83820, 83947, 87252, 109065, 111760, 116336, 145420, 158640, 167640, 167894, 174504, 218130, 251841, 290840, 335280, 335788, 349008, 419735, 436260, 503682, 581680, 671576, 839470, 872520, 923417, 1007364, 1259205, 1343152, 1678940, 1745040, 1846834, 2014728, 2518410, 2770251, 3357880, 3693668, 4029456, 4617085, 5036820, 5540502, 6715760, 7387336, 9234170, 10073640, 11081004, 13851255, 14774672, 18468340, 20147280, 22162008, 27702510, 36936680, 44324016, 55405020, 73873360, 110810040, 221620080]

約数ペア:

[(1, 221620080), (2, 110810040), (3, 73873360), (4, 55405020), (5, 44324016), (6, 36936680), (8, 27702510), (10, 22162008), (11, 20147280), (12, 18468340), (15, 14774672), (16, 13851255), (20, 11081004), (22, 10073640), (24, 9234170), (30, 7387336), (33, 6715760), (40, 5540502), (44, 5036820), (48, 4617085), (55, 4029456), (60, 3693668), (66, 3357880), (80, 2770251), (88, 2518410), (110, 2014728), (120, 1846834), (127, 1745040), (132, 1678940), (165, 1343152), (176, 1259205), (220, 1007364), (240, 923417), (254, 872520), (264, 839470), (330, 671576), (381, 581680), (440, 503682), (508, 436260), (528, 419735), (635, 349008), (660, 335788), (661, 335280), (762, 290840), (880, 251841), (1016, 218130), (1270, 174504), (1320, 167894), (1322, 167640), (1397, 158640), (1524, 145420), (1905, 116336), (1983, 111760), (2032, 109065), (2540, 87252), (2640, 83947), (2644, 83820), (2794, 79320), (3048, 72710), (3305, 67056), (3810, 58168), (3966, 55880), (4191, 52880), (5080, 43626), (5288, 41910), (5588, 39660), (6096, 36355), (6610, 33528), (6985, 31728), (7271, 30480), (7620, 29084), (7932, 27940), (8382, 26440), (9915, 22352), (10160, 21813), (10576, 20955), (11176, 19830), (13220, 16764), (13970, 15864), (14542, 15240)]