219331840

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:317

約数の個数: 216

約数和(自身を含む): 660600360

約数和(自身を除く): 441268520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 182, 196, 208, 224, 245, 256, 260, 269, 280, 320, 364, 392, 416, 448, 455, 490, 520, 538, 560, 637, 640, 728, 784, 832, 896, 910, 980, 1040, 1076, 1120, 1274, 1280, 1345, 1456, 1568, 1664, 1792, 1820, 1883, 1960, 2080, 2152, 2240, 2548, 2690, 2912, 3136, 3185, 3328, 3497, 3640, 3766, 3920, 4160, 4304, 4480, 5096, 5380, 5824, 6272, 6370, 6994, 7280, 7532, 7840, 8320, 8608, 8960, 9415, 10192, 10760, 11648, 12544, 12740, 13181, 13988, 14560, 15064, 15680, 16640, 17216, 17485, 18830, 20384, 21520, 23296, 24479, 25480, 26362, 27976, 29120, 30128, 31360, 34432, 34970, 37660, 40768, 43040, 48958, 50960, 52724, 55952, 58240, 60256, 62720, 65905, 68864, 69940, 75320, 81536, 86080, 97916, 101920, 105448, 111904, 116480, 120512, 122395, 131810, 139880, 150640, 163072, 171353, 172160, 195832, 203840, 210896, 223808, 241024, 244790, 263620, 279760, 301280, 342706, 344320, 391664, 407680, 421792, 447616, 482048, 489580, 527240, 559520, 602560, 685412, 783328, 815360, 843584, 856765, 895232, 979160, 1054480, 1119040, 1205120, 1370824, 1566656, 1687168, 1713530, 1958320, 2108960, 2238080, 2410240, 2741648, 3133312, 3374336, 3427060, 3916640, 4217920, 4476160, 5483296, 6266624, 6854120, 7833280, 8435840, 10966592, 13708240, 15666560, 16871680, 21933184, 27416480, 31333120, 43866368, 54832960, 109665920, 219331840]

約数ペア:

[(1, 219331840), (2, 109665920), (4, 54832960), (5, 43866368), (7, 31333120), (8, 27416480), (10, 21933184), (13, 16871680), (14, 15666560), (16, 13708240), (20, 10966592), (26, 8435840), (28, 7833280), (32, 6854120), (35, 6266624), (40, 5483296), (49, 4476160), (52, 4217920), (56, 3916640), (64, 3427060), (65, 3374336), (70, 3133312), (80, 2741648), (91, 2410240), (98, 2238080), (104, 2108960), (112, 1958320), (128, 1713530), (130, 1687168), (140, 1566656), (160, 1370824), (182, 1205120), (196, 1119040), (208, 1054480), (224, 979160), (245, 895232), (256, 856765), (260, 843584), (269, 815360), (280, 783328), (320, 685412), (364, 602560), (392, 559520), (416, 527240), (448, 489580), (455, 482048), (490, 447616), (520, 421792), (538, 407680), (560, 391664), (637, 344320), (640, 342706), (728, 301280), (784, 279760), (832, 263620), (896, 244790), (910, 241024), (980, 223808), (1040, 210896), (1076, 203840), (1120, 195832), (1274, 172160), (1280, 171353), (1345, 163072), (1456, 150640), (1568, 139880), (1664, 131810), (1792, 122395), (1820, 120512), (1883, 116480), (1960, 111904), (2080, 105448), (2152, 101920), (2240, 97916), (2548, 86080), (2690, 81536), (2912, 75320), (3136, 69940), (3185, 68864), (3328, 65905), (3497, 62720), (3640, 60256), (3766, 58240), (3920, 55952), (4160, 52724), (4304, 50960), (4480, 48958), (5096, 43040), (5380, 40768), (5824, 37660), (6272, 34970), (6370, 34432), (6994, 31360), (7280, 30128), (7532, 29120), (7840, 27976), (8320, 26362), (8608, 25480), (8960, 24479), (9415, 23296), (10192, 21520), (10760, 20384), (11648, 18830), (12544, 17485), (12740, 17216), (13181, 16640), (13988, 15680), (14560, 15064)]