644805000

素因数分解:

$2^3\times 3^2\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 480

約数和(自身を含む): 2631657600

約数和(自身を除く): 1986852600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 25, 28, 30, 35, 36, 40, 42, 45, 46, 50, 56, 60, 63, 69, 70, 72, 75, 84, 89, 90, 92, 100, 105, 115, 120, 125, 126, 138, 140, 150, 161, 168, 175, 178, 180, 184, 200, 207, 210, 225, 230, 250, 252, 267, 276, 280, 300, 315, 322, 345, 350, 356, 360, 375, 414, 420, 445, 450, 460, 483, 500, 504, 525, 534, 552, 575, 600, 623, 625, 630, 644, 690, 700, 712, 750, 801, 805, 828, 840, 875, 890, 900, 920, 966, 1000, 1035, 1050, 1068, 1125, 1150, 1246, 1250, 1260, 1288, 1335, 1380, 1400, 1449, 1500, 1575, 1602, 1610, 1656, 1725, 1750, 1780, 1800, 1869, 1875, 1932, 2047, 2070, 2100, 2136, 2225, 2250, 2300, 2415, 2492, 2500, 2520, 2625, 2670, 2760, 2875, 2898, 3000, 3115, 3150, 3204, 3220, 3450, 3500, 3560, 3738, 3750, 3864, 4005, 4025, 4094, 4140, 4200, 4375, 4450, 4500, 4600, 4830, 4984, 5000, 5175, 5250, 5340, 5607, 5625, 5750, 5796, 6141, 6230, 6300, 6408, 6440, 6675, 6900, 7000, 7245, 7476, 7500, 7875, 8010, 8050, 8188, 8280, 8625, 8750, 8900, 9000, 9345, 9660, 10235, 10350, 10500, 10680, 11125, 11214, 11250, 11500, 11592, 12075, 12282, 12460, 12600, 13125, 13350, 13800, 14329, 14375, 14490, 14952, 15000, 15575, 15750, 16020, 16100, 16376, 17250, 17500, 17800, 18423, 18690, 19320, 20025, 20125, 20470, 20700, 21000, 22250, 22428, 22500, 23000, 24150, 24564, 24920, 25875, 26250, 26700, 28035, 28658, 28750, 28980, 30705, 31150, 31500, 32040, 32200, 33375, 34500, 35000, 36225, 36846, 37380, 39375, 40050, 40250, 40940, 41400, 42987, 43125, 44500, 44856, 45000, 46725, 48300, 49128, 51175, 51750, 52500, 53400, 55625, 56070, 57316, 57500, 57960, 60375, 61410, 62300, 63000, 66750, 69000, 71645, 72450, 73692, 74760, 77875, 78750, 80100, 80500, 81880, 85974, 86250, 89000, 92115, 93450, 96600, 100125, 100625, 102350, 103500, 105000, 111250, 112140, 114632, 115000, 120750, 122820, 124600, 128961, 129375, 133500, 140175, 143290, 144900, 147384, 153525, 155750, 157500, 160200, 161000, 166875, 171948, 172500, 181125, 184230, 186900, 200250, 201250, 204700, 207000, 214935, 222500, 224280, 233625, 241500, 245640, 255875, 257922, 258750, 267000, 280350, 286580, 289800, 301875, 307050, 311500, 315000, 333750, 343896, 345000, 358225, 362250, 368460, 373800, 389375, 400500, 402500, 409400, 429870, 445000, 460575, 467250, 483000, 500625, 511750, 515844, 517500, 560700, 573160, 603750, 614100, 623000, 644805, 667500, 700875, 716450, 724500, 736920, 767625, 778750, 801000, 805000, 859740, 905625, 921150, 934500, 1001250, 1023500, 1031688, 1035000, 1074675, 1121400, 1168125, 1207500, 1228200, 1279375, 1289610, 1335000, 1401750, 1432900, 1449000, 1535250, 1557500, 1719480, 1791125, 1811250, 1842300, 1869000, 2002500, 2047000, 2149350, 2302875, 2336250, 2415000, 2558750, 2579220, 2803500, 2865800, 3070500, 3115000, 3224025, 3504375, 3582250, 3622500, 3684600, 3838125, 4005000, 4298700, 4605750, 4672500, 5117500, 5158440, 5373375, 5607000, 6141000, 6448050, 7008750, 7164500, 7245000, 7676250, 8597400, 8955625, 9211500, 9345000, 10235000, 10746750, 11514375, 12896100, 14017500, 14329000, 15352500, 16120125, 17911250, 18423000, 21493500, 23028750, 25792200, 26866875, 28035000, 30705000, 32240250, 35822500, 42987000, 46057500, 53733750, 64480500, 71645000, 80600625, 92115000, 107467500, 128961000, 161201250, 214935000, 322402500, 644805000]

約数ペア:

[(1, 644805000), (2, 322402500), (3, 214935000), (4, 161201250), (5, 128961000), (6, 107467500), (7, 92115000), (8, 80600625), (9, 71645000), (10, 64480500), (12, 53733750), (14, 46057500), (15, 42987000), (18, 35822500), (20, 32240250), (21, 30705000), (23, 28035000), (24, 26866875), (25, 25792200), (28, 23028750), (30, 21493500), (35, 18423000), (36, 17911250), (40, 16120125), (42, 15352500), (45, 14329000), (46, 14017500), (50, 12896100), (56, 11514375), (60, 10746750), (63, 10235000), (69, 9345000), (70, 9211500), (72, 8955625), (75, 8597400), (84, 7676250), (89, 7245000), (90, 7164500), (92, 7008750), (100, 6448050), (105, 6141000), (115, 5607000), (120, 5373375), (125, 5158440), (126, 5117500), (138, 4672500), (140, 4605750), (150, 4298700), (161, 4005000), (168, 3838125), (175, 3684600), (178, 3622500), (180, 3582250), (184, 3504375), (200, 3224025), (207, 3115000), (210, 3070500), (225, 2865800), (230, 2803500), (250, 2579220), (252, 2558750), (267, 2415000), (276, 2336250), (280, 2302875), (300, 2149350), (315, 2047000), (322, 2002500), (345, 1869000), (350, 1842300), (356, 1811250), (360, 1791125), (375, 1719480), (414, 1557500), (420, 1535250), (445, 1449000), (450, 1432900), (460, 1401750), (483, 1335000), (500, 1289610), (504, 1279375), (525, 1228200), (534, 1207500), (552, 1168125), (575, 1121400), (600, 1074675), (623, 1035000), (625, 1031688), (630, 1023500), (644, 1001250), (690, 934500), (700, 921150), (712, 905625), (750, 859740), (801, 805000), (805, 801000), (828, 778750), (840, 767625), (875, 736920), (890, 724500), (900, 716450), (920, 700875), (966, 667500), (1000, 644805), (1035, 623000), (1050, 614100), (1068, 603750), (1125, 573160), (1150, 560700), (1246, 517500), (1250, 515844), (1260, 511750), (1288, 500625), (1335, 483000), (1380, 467250), (1400, 460575), (1449, 445000), (1500, 429870), (1575, 409400), (1602, 402500), (1610, 400500), (1656, 389375), (1725, 373800), (1750, 368460), (1780, 362250), (1800, 358225), (1869, 345000), (1875, 343896), (1932, 333750), (2047, 315000), (2070, 311500), (2100, 307050), (2136, 301875), (2225, 289800), (2250, 286580), (2300, 280350), (2415, 267000), (2492, 258750), (2500, 257922), (2520, 255875), (2625, 245640), (2670, 241500), (2760, 233625), (2875, 224280), (2898, 222500), (3000, 214935), (3115, 207000), (3150, 204700), (3204, 201250), (3220, 200250), (3450, 186900), (3500, 184230), (3560, 181125), (3738, 172500), (3750, 171948), (3864, 166875), (4005, 161000), (4025, 160200), (4094, 157500), (4140, 155750), (4200, 153525), (4375, 147384), (4450, 144900), (4500, 143290), (4600, 140175), (4830, 133500), (4984, 129375), (5000, 128961), (5175, 124600), (5250, 122820), (5340, 120750), (5607, 115000), (5625, 114632), (5750, 112140), (5796, 111250), (6141, 105000), (6230, 103500), (6300, 102350), (6408, 100625), (6440, 100125), (6675, 96600), (6900, 93450), (7000, 92115), (7245, 89000), (7476, 86250), (7500, 85974), (7875, 81880), (8010, 80500), (8050, 80100), (8188, 78750), (8280, 77875), (8625, 74760), (8750, 73692), (8900, 72450), (9000, 71645), (9345, 69000), (9660, 66750), (10235, 63000), (10350, 62300), (10500, 61410), (10680, 60375), (11125, 57960), (11214, 57500), (11250, 57316), (11500, 56070), (11592, 55625), (12075, 53400), (12282, 52500), (12460, 51750), (12600, 51175), (13125, 49128), (13350, 48300), (13800, 46725), (14329, 45000), (14375, 44856), (14490, 44500), (14952, 43125), (15000, 42987), (15575, 41400), (15750, 40940), (16020, 40250), (16100, 40050), (16376, 39375), (17250, 37380), (17500, 36846), (17800, 36225), (18423, 35000), (18690, 34500), (19320, 33375), (20025, 32200), (20125, 32040), (20470, 31500), (20700, 31150), (21000, 30705), (22250, 28980), (22428, 28750), (22500, 28658), (23000, 28035), (24150, 26700), (24564, 26250), (24920, 25875)]