28656391680

素因数分解:

$2^9\times 3^3\times 5^1\times 7^2\times {\mathrm{8461}}^1$

素因数の和:8507

約数の個数: 480

約数和(自身を含む): 118422643680

約数和(自身を除く): 89766252000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 256, 270, 280, 288, 294, 315, 320, 336, 360, 378, 384, 392, 420, 432, 441, 448, 480, 490, 504, 512, 540, 560, 576, 588, 630, 640, 672, 720, 735, 756, 768, 784, 840, 864, 882, 896, 945, 960, 980, 1008, 1080, 1120, 1152, 1176, 1260, 1280, 1323, 1344, 1440, 1470, 1512, 1536, 1568, 1680, 1728, 1764, 1792, 1890, 1920, 1960, 2016, 2160, 2205, 2240, 2304, 2352, 2520, 2560, 2646, 2688, 2880, 2940, 3024, 3136, 3360, 3456, 3528, 3584, 3780, 3840, 3920, 4032, 4320, 4410, 4480, 4608, 4704, 5040, 5292, 5376, 5760, 5880, 6048, 6272, 6615, 6720, 6912, 7056, 7560, 7680, 7840, 8064, 8461, 8640, 8820, 8960, 9408, 10080, 10584, 10752, 11520, 11760, 12096, 12544, 13230, 13440, 13824, 14112, 15120, 15680, 16128, 16922, 17280, 17640, 17920, 18816, 20160, 21168, 23040, 23520, 24192, 25088, 25383, 26460, 26880, 28224, 30240, 31360, 32256, 33844, 34560, 35280, 37632, 40320, 42305, 42336, 47040, 48384, 50766, 52920, 53760, 56448, 59227, 60480, 62720, 67688, 69120, 70560, 75264, 76149, 80640, 84610, 84672, 94080, 96768, 101532, 105840, 112896, 118454, 120960, 125440, 126915, 135376, 141120, 152298, 161280, 169220, 169344, 177681, 188160, 203064, 211680, 225792, 228447, 236908, 241920, 253830, 270752, 282240, 296135, 304596, 338440, 338688, 355362, 376320, 380745, 406128, 414589, 423360, 456894, 473816, 483840, 507660, 533043, 541504, 564480, 592270, 609192, 676880, 677376, 710724, 761490, 812256, 829178, 846720, 888405, 913788, 947632, 1015320, 1066086, 1083008, 1128960, 1142235, 1184540, 1218384, 1243767, 1353760, 1421448, 1522980, 1599129, 1624512, 1658356, 1693440, 1776810, 1827576, 1895264, 2030640, 2072945, 2132172, 2166016, 2284470, 2369080, 2436768, 2487534, 2665215, 2707520, 2842896, 3045960, 3198258, 3249024, 3316712, 3386880, 3553620, 3655152, 3731301, 3790528, 4061280, 4145890, 4264344, 4332032, 4568940, 4738160, 4873536, 4975068, 5330430, 5415040, 5685792, 6091920, 6218835, 6396516, 6498048, 6633424, 7107240, 7310304, 7462602, 7581056, 7995645, 8122560, 8291780, 8528688, 9137880, 9476320, 9747072, 9950136, 10660860, 10830080, 11193903, 11371584, 12183840, 12437670, 12793032, 12996096, 13266848, 14214480, 14620608, 14925204, 15162112, 15991290, 16245120, 16583560, 17057376, 18275760, 18656505, 18952640, 19494144, 19900272, 21321720, 21660160, 22387806, 22743168, 24367680, 24875340, 25586064, 26533696, 28428960, 29241216, 29850408, 30324224, 31982580, 32490240, 33167120, 34114752, 36551520, 37313010, 37905280, 38988288, 39800544, 42643440, 44775612, 45486336, 48735360, 49750680, 51172128, 53067392, 55969515, 56857920, 58482432, 59700816, 63965160, 64980480, 66334240, 68229504, 73103040, 74626020, 75810560, 79601088, 85286880, 89551224, 90972672, 97470720, 99501360, 102344256, 106134784, 111939030, 113715840, 116964864, 119401632, 127930320, 132668480, 136459008, 146206080, 149252040, 151621120, 159202176, 170573760, 179102448, 194941440, 199002720, 204688512, 212269568, 223878060, 227431680, 238803264, 255860640, 265336960, 272918016, 292412160, 298504080, 318404352, 341147520, 358204896, 398005440, 409377024, 447756120, 454863360, 477606528, 511721280, 530673920, 584824320, 597008160, 636808704, 682295040, 716409792, 796010880, 818754048, 895512240, 955213056, 1023442560, 1061347840, 1194016320, 1364590080, 1432819584, 1592021760, 1791024480, 1910426112, 2046885120, 2388032640, 2865639168, 3184043520, 3582048960, 4093770240, 4776065280, 5731278336, 7164097920, 9552130560, 14328195840, 28656391680]

約数ペア:

[(1, 28656391680), (2, 14328195840), (3, 9552130560), (4, 7164097920), (5, 5731278336), (6, 4776065280), (7, 4093770240), (8, 3582048960), (9, 3184043520), (10, 2865639168), (12, 2388032640), (14, 2046885120), (15, 1910426112), (16, 1791024480), (18, 1592021760), (20, 1432819584), (21, 1364590080), (24, 1194016320), (27, 1061347840), (28, 1023442560), (30, 955213056), (32, 895512240), (35, 818754048), (36, 796010880), (40, 716409792), (42, 682295040), (45, 636808704), (48, 597008160), (49, 584824320), (54, 530673920), (56, 511721280), (60, 477606528), (63, 454863360), (64, 447756120), (70, 409377024), (72, 398005440), (80, 358204896), (84, 341147520), (90, 318404352), (96, 298504080), (98, 292412160), (105, 272918016), (108, 265336960), (112, 255860640), (120, 238803264), (126, 227431680), (128, 223878060), (135, 212269568), (140, 204688512), (144, 199002720), (147, 194941440), (160, 179102448), (168, 170573760), (180, 159202176), (189, 151621120), (192, 149252040), (196, 146206080), (210, 136459008), (216, 132668480), (224, 127930320), (240, 119401632), (245, 116964864), (252, 113715840), (256, 111939030), (270, 106134784), (280, 102344256), (288, 99501360), (294, 97470720), (315, 90972672), (320, 89551224), (336, 85286880), (360, 79601088), (378, 75810560), (384, 74626020), (392, 73103040), (420, 68229504), (432, 66334240), (441, 64980480), (448, 63965160), (480, 59700816), (490, 58482432), (504, 56857920), (512, 55969515), (540, 53067392), (560, 51172128), (576, 49750680), (588, 48735360), (630, 45486336), (640, 44775612), (672, 42643440), (720, 39800544), (735, 38988288), (756, 37905280), (768, 37313010), (784, 36551520), (840, 34114752), (864, 33167120), (882, 32490240), (896, 31982580), (945, 30324224), (960, 29850408), (980, 29241216), (1008, 28428960), (1080, 26533696), (1120, 25586064), (1152, 24875340), (1176, 24367680), (1260, 22743168), (1280, 22387806), (1323, 21660160), (1344, 21321720), (1440, 19900272), (1470, 19494144), (1512, 18952640), (1536, 18656505), (1568, 18275760), (1680, 17057376), (1728, 16583560), (1764, 16245120), (1792, 15991290), (1890, 15162112), (1920, 14925204), (1960, 14620608), (2016, 14214480), (2160, 13266848), (2205, 12996096), (2240, 12793032), (2304, 12437670), (2352, 12183840), (2520, 11371584), (2560, 11193903), (2646, 10830080), (2688, 10660860), (2880, 9950136), (2940, 9747072), (3024, 9476320), (3136, 9137880), (3360, 8528688), (3456, 8291780), (3528, 8122560), (3584, 7995645), (3780, 7581056), (3840, 7462602), (3920, 7310304), (4032, 7107240), (4320, 6633424), (4410, 6498048), (4480, 6396516), (4608, 6218835), (4704, 6091920), (5040, 5685792), (5292, 5415040), (5376, 5330430), (5760, 4975068), (5880, 4873536), (6048, 4738160), (6272, 4568940), (6615, 4332032), (6720, 4264344), (6912, 4145890), (7056, 4061280), (7560, 3790528), (7680, 3731301), (7840, 3655152), (8064, 3553620), (8461, 3386880), (8640, 3316712), (8820, 3249024), (8960, 3198258), (9408, 3045960), (10080, 2842896), (10584, 2707520), (10752, 2665215), (11520, 2487534), (11760, 2436768), (12096, 2369080), (12544, 2284470), (13230, 2166016), (13440, 2132172), (13824, 2072945), (14112, 2030640), (15120, 1895264), (15680, 1827576), (16128, 1776810), (16922, 1693440), (17280, 1658356), (17640, 1624512), (17920, 1599129), (18816, 1522980), (20160, 1421448), (21168, 1353760), (23040, 1243767), (23520, 1218384), (24192, 1184540), (25088, 1142235), (25383, 1128960), (26460, 1083008), (26880, 1066086), (28224, 1015320), (30240, 947632), (31360, 913788), (32256, 888405), (33844, 846720), (34560, 829178), (35280, 812256), (37632, 761490), (40320, 710724), (42305, 677376), (42336, 676880), (47040, 609192), (48384, 592270), (50766, 564480), (52920, 541504), (53760, 533043), (56448, 507660), (59227, 483840), (60480, 473816), (62720, 456894), (67688, 423360), (69120, 414589), (70560, 406128), (75264, 380745), (76149, 376320), (80640, 355362), (84610, 338688), (84672, 338440), (94080, 304596), (96768, 296135), (101532, 282240), (105840, 270752), (112896, 253830), (118454, 241920), (120960, 236908), (125440, 228447), (126915, 225792), (135376, 211680), (141120, 203064), (152298, 188160), (161280, 177681), (169220, 169344)]