205725520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:418

約数の個数: 240

約数和(自身を含む): 655458048

約数和(自身を除く): 449732528

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 80, 88, 91, 98, 104, 110, 112, 130, 140, 143, 154, 176, 182, 196, 208, 220, 245, 260, 280, 286, 308, 364, 367, 385, 392, 440, 455, 490, 520, 539, 560, 572, 616, 637, 715, 728, 734, 770, 784, 880, 910, 980, 1001, 1040, 1078, 1144, 1232, 1274, 1430, 1456, 1468, 1540, 1820, 1835, 1960, 2002, 2156, 2288, 2548, 2569, 2695, 2860, 2936, 3080, 3185, 3640, 3670, 3920, 4004, 4037, 4312, 4771, 5005, 5096, 5138, 5390, 5720, 5872, 6160, 6370, 7007, 7280, 7340, 8008, 8074, 8624, 9542, 10010, 10192, 10276, 10780, 11440, 12740, 12845, 14014, 14680, 16016, 16148, 17983, 19084, 20020, 20185, 20552, 21560, 23855, 25480, 25690, 28028, 28259, 29360, 32296, 33397, 35035, 35966, 38168, 40040, 40370, 41104, 43120, 47710, 50960, 51380, 52481, 56056, 56518, 64592, 66794, 70070, 71932, 76336, 80080, 80740, 89915, 95420, 102760, 104962, 112112, 113036, 133588, 140140, 141295, 143864, 161480, 166985, 179830, 190840, 197813, 205520, 209924, 226072, 233779, 262405, 267176, 280280, 282590, 287728, 322960, 333970, 359660, 367367, 381680, 395626, 419848, 452144, 467558, 524810, 534352, 560560, 565180, 667940, 719320, 734734, 791252, 839696, 935116, 989065, 1049620, 1130360, 1168895, 1335880, 1438640, 1469468, 1582504, 1836835, 1870232, 1978130, 2099240, 2260720, 2337790, 2571569, 2671760, 2938936, 3165008, 3673670, 3740464, 3956260, 4198480, 4675580, 5143138, 5877872, 7347340, 7912520, 9351160, 10286276, 12857845, 14694680, 15825040, 18702320, 20572552, 25715690, 29389360, 41145104, 51431380, 102862760, 205725520]

約数ペア:

[(1, 205725520), (2, 102862760), (4, 51431380), (5, 41145104), (7, 29389360), (8, 25715690), (10, 20572552), (11, 18702320), (13, 15825040), (14, 14694680), (16, 12857845), (20, 10286276), (22, 9351160), (26, 7912520), (28, 7347340), (35, 5877872), (40, 5143138), (44, 4675580), (49, 4198480), (52, 3956260), (55, 3740464), (56, 3673670), (65, 3165008), (70, 2938936), (77, 2671760), (80, 2571569), (88, 2337790), (91, 2260720), (98, 2099240), (104, 1978130), (110, 1870232), (112, 1836835), (130, 1582504), (140, 1469468), (143, 1438640), (154, 1335880), (176, 1168895), (182, 1130360), (196, 1049620), (208, 989065), (220, 935116), (245, 839696), (260, 791252), (280, 734734), (286, 719320), (308, 667940), (364, 565180), (367, 560560), (385, 534352), (392, 524810), (440, 467558), (455, 452144), (490, 419848), (520, 395626), (539, 381680), (560, 367367), (572, 359660), (616, 333970), (637, 322960), (715, 287728), (728, 282590), (734, 280280), (770, 267176), (784, 262405), (880, 233779), (910, 226072), (980, 209924), (1001, 205520), (1040, 197813), (1078, 190840), (1144, 179830), (1232, 166985), (1274, 161480), (1430, 143864), (1456, 141295), (1468, 140140), (1540, 133588), (1820, 113036), (1835, 112112), (1960, 104962), (2002, 102760), (2156, 95420), (2288, 89915), (2548, 80740), (2569, 80080), (2695, 76336), (2860, 71932), (2936, 70070), (3080, 66794), (3185, 64592), (3640, 56518), (3670, 56056), (3920, 52481), (4004, 51380), (4037, 50960), (4312, 47710), (4771, 43120), (5005, 41104), (5096, 40370), (5138, 40040), (5390, 38168), (5720, 35966), (5872, 35035), (6160, 33397), (6370, 32296), (7007, 29360), (7280, 28259), (7340, 28028), (8008, 25690), (8074, 25480), (8624, 23855), (9542, 21560), (10010, 20552), (10192, 20185), (10276, 20020), (10780, 19084), (11440, 17983), (12740, 16148), (12845, 16016), (14014, 14680)]