28072256520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{1987}}^1$

素因数の和:2169

約数の個数: 384

約数和(自身を含む): 106607692800

約数和(自身を除く): 78535436280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 121, 132, 139, 140, 154, 165, 168, 210, 220, 231, 242, 264, 278, 280, 308, 330, 363, 385, 417, 420, 440, 462, 484, 556, 605, 616, 660, 695, 726, 770, 834, 840, 847, 924, 968, 973, 1112, 1155, 1210, 1320, 1390, 1452, 1529, 1540, 1668, 1694, 1815, 1848, 1946, 1987, 2085, 2310, 2420, 2541, 2780, 2904, 2919, 3058, 3080, 3336, 3388, 3630, 3892, 3974, 4170, 4235, 4587, 4620, 4840, 4865, 5082, 5560, 5838, 5961, 6116, 6776, 7260, 7645, 7784, 7948, 8340, 8470, 9174, 9240, 9730, 9935, 10164, 10703, 11676, 11922, 12232, 12705, 13909, 14520, 14595, 15290, 15896, 16680, 16819, 16940, 18348, 19460, 19870, 20328, 21406, 21857, 22935, 23352, 23844, 25410, 27818, 29190, 29805, 30580, 32109, 33638, 33880, 36696, 38920, 39740, 41727, 42812, 43714, 45870, 47688, 50457, 50820, 53515, 55636, 58380, 59610, 61160, 64218, 65571, 67276, 69545, 79480, 83454, 84095, 85624, 87428, 91740, 100914, 101640, 107030, 109285, 111272, 116760, 117733, 119220, 128436, 131142, 134552, 139090, 152999, 160545, 166908, 168190, 174856, 183480, 201828, 208635, 214060, 218570, 235466, 238440, 240427, 252285, 256872, 262284, 276193, 278180, 305998, 321090, 327855, 333816, 336380, 353199, 403656, 417270, 428120, 437140, 458997, 470932, 480854, 504570, 524568, 552386, 556360, 588665, 611996, 642180, 655710, 672760, 706398, 721281, 764995, 828579, 834540, 874280, 917994, 941864, 961708, 1009140, 1104772, 1177330, 1202135, 1223992, 1284360, 1311420, 1380965, 1412796, 1442562, 1529990, 1657158, 1669080, 1682989, 1765995, 1835988, 1923416, 1933351, 2018280, 2209544, 2294985, 2354660, 2404270, 2622840, 2761930, 2825592, 2885124, 3038123, 3059980, 3314316, 3365978, 3531990, 3606405, 3671976, 3866702, 4142895, 4589970, 4709320, 4808540, 5048967, 5523860, 5770248, 5800053, 6076246, 6119960, 6628632, 6731956, 7063980, 7212810, 7733404, 8285790, 8414945, 9114369, 9179940, 9617080, 9666755, 10097934, 11047720, 11600106, 12152492, 13463912, 14127960, 14425620, 15190615, 15466808, 16571580, 16829890, 18228738, 18359880, 19333510, 20195868, 21266861, 23200212, 24304984, 25244835, 28851240, 29000265, 30381230, 33143160, 33419353, 33659780, 36457476, 38667020, 40391736, 42533722, 45571845, 46400424, 50489670, 58000530, 60762460, 63800583, 66838706, 67319560, 72914952, 77334040, 85067444, 91143690, 100258059, 100979340, 106334305, 116001060, 121524920, 127601166, 133677412, 167096765, 170134888, 182287380, 200516118, 201958680, 212668610, 232002120, 233935471, 255202332, 267354824, 319002915, 334193530, 364574760, 401032236, 425337220, 467870942, 501290295, 510404664, 638005830, 668387060, 701806413, 802064472, 850674440, 935741884, 1002580590, 1169677355, 1276011660, 1336774120, 1403612826, 1871483768, 2005161180, 2339354710, 2552023320, 2807225652, 3509032065, 4010322360, 4678709420, 5614451304, 7018064130, 9357418840, 14036128260, 28072256520]

約数ペア:

[(1, 28072256520), (2, 14036128260), (3, 9357418840), (4, 7018064130), (5, 5614451304), (6, 4678709420), (7, 4010322360), (8, 3509032065), (10, 2807225652), (11, 2552023320), (12, 2339354710), (14, 2005161180), (15, 1871483768), (20, 1403612826), (21, 1336774120), (22, 1276011660), (24, 1169677355), (28, 1002580590), (30, 935741884), (33, 850674440), (35, 802064472), (40, 701806413), (42, 668387060), (44, 638005830), (55, 510404664), (56, 501290295), (60, 467870942), (66, 425337220), (70, 401032236), (77, 364574760), (84, 334193530), (88, 319002915), (105, 267354824), (110, 255202332), (120, 233935471), (121, 232002120), (132, 212668610), (139, 201958680), (140, 200516118), (154, 182287380), (165, 170134888), (168, 167096765), (210, 133677412), (220, 127601166), (231, 121524920), (242, 116001060), (264, 106334305), (278, 100979340), (280, 100258059), (308, 91143690), (330, 85067444), (363, 77334040), (385, 72914952), (417, 67319560), (420, 66838706), (440, 63800583), (462, 60762460), (484, 58000530), (556, 50489670), (605, 46400424), (616, 45571845), (660, 42533722), (695, 40391736), (726, 38667020), (770, 36457476), (834, 33659780), (840, 33419353), (847, 33143160), (924, 30381230), (968, 29000265), (973, 28851240), (1112, 25244835), (1155, 24304984), (1210, 23200212), (1320, 21266861), (1390, 20195868), (1452, 19333510), (1529, 18359880), (1540, 18228738), (1668, 16829890), (1694, 16571580), (1815, 15466808), (1848, 15190615), (1946, 14425620), (1987, 14127960), (2085, 13463912), (2310, 12152492), (2420, 11600106), (2541, 11047720), (2780, 10097934), (2904, 9666755), (2919, 9617080), (3058, 9179940), (3080, 9114369), (3336, 8414945), (3388, 8285790), (3630, 7733404), (3892, 7212810), (3974, 7063980), (4170, 6731956), (4235, 6628632), (4587, 6119960), (4620, 6076246), (4840, 5800053), (4865, 5770248), (5082, 5523860), (5560, 5048967), (5838, 4808540), (5961, 4709320), (6116, 4589970), (6776, 4142895), (7260, 3866702), (7645, 3671976), (7784, 3606405), (7948, 3531990), (8340, 3365978), (8470, 3314316), (9174, 3059980), (9240, 3038123), (9730, 2885124), (9935, 2825592), (10164, 2761930), (10703, 2622840), (11676, 2404270), (11922, 2354660), (12232, 2294985), (12705, 2209544), (13909, 2018280), (14520, 1933351), (14595, 1923416), (15290, 1835988), (15896, 1765995), (16680, 1682989), (16819, 1669080), (16940, 1657158), (18348, 1529990), (19460, 1442562), (19870, 1412796), (20328, 1380965), (21406, 1311420), (21857, 1284360), (22935, 1223992), (23352, 1202135), (23844, 1177330), (25410, 1104772), (27818, 1009140), (29190, 961708), (29805, 941864), (30580, 917994), (32109, 874280), (33638, 834540), (33880, 828579), (36696, 764995), (38920, 721281), (39740, 706398), (41727, 672760), (42812, 655710), (43714, 642180), (45870, 611996), (47688, 588665), (50457, 556360), (50820, 552386), (53515, 524568), (55636, 504570), (58380, 480854), (59610, 470932), (61160, 458997), (64218, 437140), (65571, 428120), (67276, 417270), (69545, 403656), (79480, 353199), (83454, 336380), (84095, 333816), (85624, 327855), (87428, 321090), (91740, 305998), (100914, 278180), (101640, 276193), (107030, 262284), (109285, 256872), (111272, 252285), (116760, 240427), (117733, 238440), (119220, 235466), (128436, 218570), (131142, 214060), (134552, 208635), (139090, 201828), (152999, 183480), (160545, 174856), (166908, 168190)]