645986880

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:1015

約数の個数: 448

約数和(自身を含む): 2844149760

約数和(自身を除く): 2198162880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 64, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 154, 160, 165, 168, 176, 180, 189, 192, 198, 210, 216, 220, 224, 231, 240, 252, 264, 270, 280, 288, 297, 308, 315, 320, 330, 336, 352, 360, 378, 385, 396, 420, 432, 440, 448, 462, 480, 495, 504, 528, 540, 560, 576, 594, 616, 630, 660, 672, 693, 704, 720, 756, 770, 792, 840, 864, 880, 924, 945, 960, 971, 990, 1008, 1056, 1080, 1120, 1155, 1188, 1232, 1260, 1320, 1344, 1386, 1440, 1485, 1512, 1540, 1584, 1680, 1728, 1760, 1848, 1890, 1942, 1980, 2016, 2079, 2112, 2160, 2240, 2310, 2376, 2464, 2520, 2640, 2772, 2880, 2913, 2970, 3024, 3080, 3168, 3360, 3465, 3520, 3696, 3780, 3884, 3960, 4032, 4158, 4320, 4620, 4752, 4855, 4928, 5040, 5280, 5544, 5826, 5940, 6048, 6160, 6336, 6720, 6797, 6930, 7392, 7560, 7768, 7920, 8316, 8640, 8739, 9240, 9504, 9710, 10080, 10395, 10560, 10681, 11088, 11652, 11880, 12096, 12320, 13594, 13860, 14565, 14784, 15120, 15536, 15840, 16632, 17478, 18480, 19008, 19420, 20160, 20391, 20790, 21362, 22176, 23304, 23760, 24640, 26217, 27188, 27720, 29130, 30240, 31072, 31680, 32043, 33264, 33985, 34956, 36960, 38840, 40782, 41580, 42724, 43695, 44352, 46608, 47520, 52434, 53405, 54376, 55440, 58260, 60480, 61173, 62144, 64086, 66528, 67970, 69912, 73920, 74767, 77680, 81564, 83160, 85448, 87390, 93216, 95040, 96129, 101955, 104868, 106810, 108752, 110880, 116520, 122346, 128172, 131085, 133056, 135940, 139824, 149534, 155360, 160215, 163128, 166320, 170896, 174780, 183519, 186432, 192258, 203910, 209736, 213620, 217504, 221760, 224301, 233040, 244692, 256344, 262170, 271880, 279648, 288387, 299068, 305865, 310720, 320430, 326256, 332640, 341792, 349560, 367038, 373835, 384516, 407820, 419472, 427240, 435008, 448602, 466080, 480645, 489384, 512688, 524340, 543760, 559296, 576774, 598136, 611730, 640860, 652512, 665280, 672903, 683584, 699120, 734076, 747670, 769032, 815640, 838944, 854480, 897204, 917595, 932160, 961290, 978768, 1025376, 1048680, 1087520, 1121505, 1153548, 1196272, 1223460, 1281720, 1305024, 1345806, 1398240, 1441935, 1468152, 1495340, 1538064, 1631280, 1677888, 1708960, 1794408, 1835190, 1922580, 1957536, 2018709, 2050752, 2097360, 2175040, 2243010, 2307096, 2392544, 2446920, 2563440, 2691612, 2796480, 2883870, 2936304, 2990680, 3076128, 3262560, 3364515, 3417920, 3588816, 3670380, 3845160, 3915072, 4037418, 4194720, 4486020, 4614192, 4785088, 4893840, 5126880, 5383224, 5767740, 5872608, 5981360, 6152256, 6525120, 6729030, 7177632, 7340760, 7690320, 8074836, 8389440, 8972040, 9228384, 9787680, 10093545, 10253760, 10766448, 11535480, 11745216, 11962720, 13458060, 14355264, 14681520, 15380640, 16149672, 17944080, 18456768, 19575360, 20187090, 21532896, 23070960, 23925440, 26916120, 29363040, 30761280, 32299344, 35888160, 40374180, 43065792, 46141920, 53832240, 58726080, 64598688, 71776320, 80748360, 92283840, 107664480, 129197376, 161496720, 215328960, 322993440, 645986880]

約数ペア:

[(1, 645986880), (2, 322993440), (3, 215328960), (4, 161496720), (5, 129197376), (6, 107664480), (7, 92283840), (8, 80748360), (9, 71776320), (10, 64598688), (11, 58726080), (12, 53832240), (14, 46141920), (15, 43065792), (16, 40374180), (18, 35888160), (20, 32299344), (21, 30761280), (22, 29363040), (24, 26916120), (27, 23925440), (28, 23070960), (30, 21532896), (32, 20187090), (33, 19575360), (35, 18456768), (36, 17944080), (40, 16149672), (42, 15380640), (44, 14681520), (45, 14355264), (48, 13458060), (54, 11962720), (55, 11745216), (56, 11535480), (60, 10766448), (63, 10253760), (64, 10093545), (66, 9787680), (70, 9228384), (72, 8972040), (77, 8389440), (80, 8074836), (84, 7690320), (88, 7340760), (90, 7177632), (96, 6729030), (99, 6525120), (105, 6152256), (108, 5981360), (110, 5872608), (112, 5767740), (120, 5383224), (126, 5126880), (132, 4893840), (135, 4785088), (140, 4614192), (144, 4486020), (154, 4194720), (160, 4037418), (165, 3915072), (168, 3845160), (176, 3670380), (180, 3588816), (189, 3417920), (192, 3364515), (198, 3262560), (210, 3076128), (216, 2990680), (220, 2936304), (224, 2883870), (231, 2796480), (240, 2691612), (252, 2563440), (264, 2446920), (270, 2392544), (280, 2307096), (288, 2243010), (297, 2175040), (308, 2097360), (315, 2050752), (320, 2018709), (330, 1957536), (336, 1922580), (352, 1835190), (360, 1794408), (378, 1708960), (385, 1677888), (396, 1631280), (420, 1538064), (432, 1495340), (440, 1468152), (448, 1441935), (462, 1398240), (480, 1345806), (495, 1305024), (504, 1281720), (528, 1223460), (540, 1196272), (560, 1153548), (576, 1121505), (594, 1087520), (616, 1048680), (630, 1025376), (660, 978768), (672, 961290), (693, 932160), (704, 917595), (720, 897204), (756, 854480), (770, 838944), (792, 815640), (840, 769032), (864, 747670), (880, 734076), (924, 699120), (945, 683584), (960, 672903), (971, 665280), (990, 652512), (1008, 640860), (1056, 611730), (1080, 598136), (1120, 576774), (1155, 559296), (1188, 543760), (1232, 524340), (1260, 512688), (1320, 489384), (1344, 480645), (1386, 466080), (1440, 448602), (1485, 435008), (1512, 427240), (1540, 419472), (1584, 407820), (1680, 384516), (1728, 373835), (1760, 367038), (1848, 349560), (1890, 341792), (1942, 332640), (1980, 326256), (2016, 320430), (2079, 310720), (2112, 305865), (2160, 299068), (2240, 288387), (2310, 279648), (2376, 271880), (2464, 262170), (2520, 256344), (2640, 244692), (2772, 233040), (2880, 224301), (2913, 221760), (2970, 217504), (3024, 213620), (3080, 209736), (3168, 203910), (3360, 192258), (3465, 186432), (3520, 183519), (3696, 174780), (3780, 170896), (3884, 166320), (3960, 163128), (4032, 160215), (4158, 155360), (4320, 149534), (4620, 139824), (4752, 135940), (4855, 133056), (4928, 131085), (5040, 128172), (5280, 122346), (5544, 116520), (5826, 110880), (5940, 108752), (6048, 106810), (6160, 104868), (6336, 101955), (6720, 96129), (6797, 95040), (6930, 93216), (7392, 87390), (7560, 85448), (7768, 83160), (7920, 81564), (8316, 77680), (8640, 74767), (8739, 73920), (9240, 69912), (9504, 67970), (9710, 66528), (10080, 64086), (10395, 62144), (10560, 61173), (10681, 60480), (11088, 58260), (11652, 55440), (11880, 54376), (12096, 53405), (12320, 52434), (13594, 47520), (13860, 46608), (14565, 44352), (14784, 43695), (15120, 42724), (15536, 41580), (15840, 40782), (16632, 38840), (17478, 36960), (18480, 34956), (19008, 33985), (19420, 33264), (20160, 32043), (20391, 31680), (20790, 31072), (21362, 30240), (22176, 29130), (23304, 27720), (23760, 27188), (24640, 26217)]