261759619520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{6781}}^1$

素因数の和:7731

約数の個数: 224

約数和(自身を含む): 750790187520

約数和(自身を除く): 489030568000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 907, 1064, 1120, 1216, 1330, 1520, 1814, 2128, 2240, 2660, 3040, 3628, 4256, 4535, 5320, 6080, 6349, 6781, 7256, 8512, 9070, 10640, 12698, 13562, 14512, 17233, 18140, 21280, 25396, 27124, 29024, 31745, 33905, 34466, 36280, 42560, 47467, 50792, 54248, 58048, 63490, 67810, 68932, 72560, 86165, 94934, 101584, 108496, 120631, 126980, 128839, 135620, 137864, 145120, 172330, 189868, 203168, 216992, 237335, 241262, 253960, 257678, 271240, 275728, 290240, 344660, 379736, 406336, 433984, 474670, 482524, 507920, 515356, 542480, 551456, 603155, 644195, 689320, 759472, 901873, 949340, 965048, 1015840, 1030712, 1084960, 1102912, 1206310, 1288390, 1378640, 1518944, 1803746, 1898680, 1930096, 2031680, 2061424, 2169920, 2412620, 2576780, 2757280, 3037888, 3607492, 3797360, 3860192, 4122848, 4509365, 4825240, 5153560, 5514560, 6150367, 7214984, 7594720, 7720384, 8245696, 9018730, 9650480, 10307120, 12300734, 14429968, 15189440, 18037460, 19300960, 20614240, 24601468, 28859936, 30751835, 36074920, 38601920, 41228480, 43052569, 49202936, 57719872, 61503670, 72149840, 86105138, 98405872, 116856973, 123007340, 144299680, 172210276, 196811744, 215262845, 233713946, 246014680, 288599360, 344420552, 393623488, 430525690, 467427892, 492029360, 584284865, 688841104, 817998811, 861051380, 934855784, 984058720, 1168569730, 1377682208, 1635997622, 1722102760, 1869711568, 1968117440, 2337139460, 2755364416, 3271995244, 3444205520, 3739423136, 4089994055, 4674278920, 6543990488, 6888411040, 7478846272, 8179988110, 9348557840, 13087980976, 13776822080, 16359976220, 18697115680, 26175961952, 32719952440, 37394231360, 52351923904, 65439904880, 130879809760, 261759619520]

約数ペア:

[(1, 261759619520), (2, 130879809760), (4, 65439904880), (5, 52351923904), (7, 37394231360), (8, 32719952440), (10, 26175961952), (14, 18697115680), (16, 16359976220), (19, 13776822080), (20, 13087980976), (28, 9348557840), (32, 8179988110), (35, 7478846272), (38, 6888411040), (40, 6543990488), (56, 4674278920), (64, 4089994055), (70, 3739423136), (76, 3444205520), (80, 3271995244), (95, 2755364416), (112, 2337139460), (133, 1968117440), (140, 1869711568), (152, 1722102760), (160, 1635997622), (190, 1377682208), (224, 1168569730), (266, 984058720), (280, 934855784), (304, 861051380), (320, 817998811), (380, 688841104), (448, 584284865), (532, 492029360), (560, 467427892), (608, 430525690), (665, 393623488), (760, 344420552), (907, 288599360), (1064, 246014680), (1120, 233713946), (1216, 215262845), (1330, 196811744), (1520, 172210276), (1814, 144299680), (2128, 123007340), (2240, 116856973), (2660, 98405872), (3040, 86105138), (3628, 72149840), (4256, 61503670), (4535, 57719872), (5320, 49202936), (6080, 43052569), (6349, 41228480), (6781, 38601920), (7256, 36074920), (8512, 30751835), (9070, 28859936), (10640, 24601468), (12698, 20614240), (13562, 19300960), (14512, 18037460), (17233, 15189440), (18140, 14429968), (21280, 12300734), (25396, 10307120), (27124, 9650480), (29024, 9018730), (31745, 8245696), (33905, 7720384), (34466, 7594720), (36280, 7214984), (42560, 6150367), (47467, 5514560), (50792, 5153560), (54248, 4825240), (58048, 4509365), (63490, 4122848), (67810, 3860192), (68932, 3797360), (72560, 3607492), (86165, 3037888), (94934, 2757280), (101584, 2576780), (108496, 2412620), (120631, 2169920), (126980, 2061424), (128839, 2031680), (135620, 1930096), (137864, 1898680), (145120, 1803746), (172330, 1518944), (189868, 1378640), (203168, 1288390), (216992, 1206310), (237335, 1102912), (241262, 1084960), (253960, 1030712), (257678, 1015840), (271240, 965048), (275728, 949340), (290240, 901873), (344660, 759472), (379736, 689320), (406336, 644195), (433984, 603155), (474670, 551456), (482524, 542480), (507920, 515356)]