161986440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:452

約数の個数: 256

約数和(自身を含む): 620421120

約数和(自身を除く): 458434680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 47, 55, 56, 60, 66, 70, 77, 84, 88, 94, 105, 110, 120, 132, 140, 141, 154, 165, 168, 188, 210, 220, 231, 235, 264, 280, 282, 308, 329, 330, 373, 376, 385, 420, 440, 462, 470, 517, 564, 616, 658, 660, 705, 746, 770, 840, 924, 940, 987, 1034, 1119, 1128, 1155, 1316, 1320, 1410, 1492, 1540, 1551, 1645, 1848, 1865, 1880, 1974, 2068, 2238, 2310, 2585, 2611, 2632, 2820, 2984, 3080, 3102, 3290, 3619, 3730, 3948, 4103, 4136, 4476, 4620, 4935, 5170, 5222, 5595, 5640, 6204, 6580, 7238, 7460, 7755, 7833, 7896, 8206, 8952, 9240, 9870, 10340, 10444, 10857, 11190, 12309, 12408, 13055, 13160, 14476, 14920, 15510, 15666, 16412, 17531, 18095, 19740, 20515, 20680, 20888, 21714, 22380, 24618, 26110, 28721, 28952, 31020, 31332, 32824, 35062, 36190, 39165, 39480, 41030, 43428, 44760, 49236, 52220, 52593, 54285, 57442, 61545, 62040, 62664, 70124, 72380, 78330, 82060, 86163, 86856, 87655, 98472, 104440, 105186, 108570, 114884, 122717, 123090, 140248, 143605, 144760, 156660, 164120, 172326, 175310, 192841, 210372, 217140, 229768, 245434, 246180, 262965, 287210, 313320, 344652, 350620, 368151, 385682, 420744, 430815, 434280, 490868, 492360, 525930, 574420, 578523, 613585, 689304, 701240, 736302, 771364, 861630, 964205, 981736, 1051860, 1148840, 1157046, 1227170, 1349887, 1472604, 1542728, 1723260, 1840755, 1928410, 2103720, 2314092, 2454340, 2699774, 2892615, 2945208, 3446520, 3681510, 3856820, 4049661, 4628184, 4908680, 5399548, 5785230, 6749435, 7363020, 7713640, 8099322, 10799096, 11570460, 13498870, 14726040, 16198644, 20248305, 23140920, 26997740, 32397288, 40496610, 53995480, 80993220, 161986440]

約数ペア:

[(1, 161986440), (2, 80993220), (3, 53995480), (4, 40496610), (5, 32397288), (6, 26997740), (7, 23140920), (8, 20248305), (10, 16198644), (11, 14726040), (12, 13498870), (14, 11570460), (15, 10799096), (20, 8099322), (21, 7713640), (22, 7363020), (24, 6749435), (28, 5785230), (30, 5399548), (33, 4908680), (35, 4628184), (40, 4049661), (42, 3856820), (44, 3681510), (47, 3446520), (55, 2945208), (56, 2892615), (60, 2699774), (66, 2454340), (70, 2314092), (77, 2103720), (84, 1928410), (88, 1840755), (94, 1723260), (105, 1542728), (110, 1472604), (120, 1349887), (132, 1227170), (140, 1157046), (141, 1148840), (154, 1051860), (165, 981736), (168, 964205), (188, 861630), (210, 771364), (220, 736302), (231, 701240), (235, 689304), (264, 613585), (280, 578523), (282, 574420), (308, 525930), (329, 492360), (330, 490868), (373, 434280), (376, 430815), (385, 420744), (420, 385682), (440, 368151), (462, 350620), (470, 344652), (517, 313320), (564, 287210), (616, 262965), (658, 246180), (660, 245434), (705, 229768), (746, 217140), (770, 210372), (840, 192841), (924, 175310), (940, 172326), (987, 164120), (1034, 156660), (1119, 144760), (1128, 143605), (1155, 140248), (1316, 123090), (1320, 122717), (1410, 114884), (1492, 108570), (1540, 105186), (1551, 104440), (1645, 98472), (1848, 87655), (1865, 86856), (1880, 86163), (1974, 82060), (2068, 78330), (2238, 72380), (2310, 70124), (2585, 62664), (2611, 62040), (2632, 61545), (2820, 57442), (2984, 54285), (3080, 52593), (3102, 52220), (3290, 49236), (3619, 44760), (3730, 43428), (3948, 41030), (4103, 39480), (4136, 39165), (4476, 36190), (4620, 35062), (4935, 32824), (5170, 31332), (5222, 31020), (5595, 28952), (5640, 28721), (6204, 26110), (6580, 24618), (7238, 22380), (7460, 21714), (7755, 20888), (7833, 20680), (7896, 20515), (8206, 19740), (8952, 18095), (9240, 17531), (9870, 16412), (10340, 15666), (10444, 15510), (10857, 14920), (11190, 14476), (12309, 13160), (12408, 13055)]