20175950080

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 432

約数和(自身を含む): 58441884480

約数和(自身を除く): 38265934400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 61, 64, 65, 80, 88, 104, 110, 122, 128, 130, 139, 143, 160, 169, 176, 208, 220, 244, 256, 260, 278, 286, 305, 320, 338, 352, 416, 440, 488, 520, 556, 572, 610, 640, 671, 676, 695, 704, 715, 793, 832, 845, 880, 976, 1040, 1112, 1144, 1220, 1280, 1342, 1352, 1390, 1408, 1430, 1529, 1586, 1664, 1690, 1760, 1807, 1859, 1952, 2080, 2224, 2288, 2440, 2684, 2704, 2780, 2816, 2860, 3058, 3172, 3328, 3355, 3380, 3520, 3614, 3718, 3904, 3965, 4160, 4448, 4576, 4880, 5368, 5408, 5560, 5720, 6116, 6344, 6710, 6760, 7040, 7228, 7436, 7645, 7808, 7930, 8320, 8479, 8723, 8896, 9035, 9152, 9295, 9760, 10309, 10736, 10816, 11120, 11440, 12232, 12688, 13420, 13520, 14080, 14456, 14872, 15290, 15616, 15860, 16640, 16958, 17446, 17792, 18070, 18304, 18590, 19520, 19877, 20618, 21472, 21632, 22240, 22880, 23491, 24464, 25376, 26840, 27040, 28912, 29744, 30580, 31720, 33916, 34892, 35584, 36140, 36608, 37180, 39040, 39754, 41236, 42395, 42944, 43264, 43615, 44480, 45760, 46982, 48928, 50752, 51545, 53680, 54080, 57824, 59488, 61160, 63440, 67832, 69784, 72280, 74360, 78080, 79508, 82472, 84790, 85888, 87230, 88960, 91520, 93269, 93964, 97856, 99385, 101504, 103090, 107360, 108160, 110227, 113399, 115648, 117455, 118976, 122320, 126880, 135664, 139568, 144560, 148720, 159016, 164944, 169580, 171776, 174460, 177920, 183040, 186538, 187928, 195712, 198770, 203008, 206180, 214720, 216320, 220454, 226798, 231296, 234910, 237952, 244640, 253760, 258401, 271328, 279136, 289120, 297440, 318032, 329888, 339160, 348920, 373076, 375856, 391424, 397540, 412360, 429440, 440908, 453596, 462592, 466345, 469820, 475904, 489280, 507520, 516802, 542656, 551135, 558272, 566995, 578240, 594880, 636064, 659776, 678320, 697840, 746152, 751712, 795080, 824720, 858880, 881816, 907192, 932690, 939640, 978560, 1015040, 1033604, 1085312, 1102270, 1116544, 1133990, 1156480, 1189760, 1212497, 1272128, 1292005, 1319552, 1356640, 1395680, 1432951, 1492304, 1503424, 1590160, 1649440, 1763632, 1814384, 1865380, 1879280, 1957120, 2067208, 2170624, 2204540, 2233088, 2267980, 2312960, 2379520, 2424994, 2544256, 2584010, 2639104, 2713280, 2791360, 2865902, 2984608, 3006848, 3180320, 3298880, 3527264, 3628768, 3730760, 3758560, 4134416, 4409080, 4535960, 4849988, 5088512, 5168020, 5426560, 5582720, 5731804, 5969216, 6013696, 6062485, 6360640, 6597760, 7054528, 7164755, 7257536, 7461520, 7517120, 8268832, 8818160, 9071920, 9699976, 10336040, 10853120, 11165440, 11463608, 11938432, 12124970, 12721280, 13195520, 14109056, 14329510, 14515072, 14923040, 15034240, 15762461, 16537664, 17636320, 18143840, 19399952, 20672080, 22927216, 23876864, 24249940, 25442560, 28218112, 28659020, 29030144, 29846080, 30068480, 31524922, 33075328, 35272640, 36287680, 38799904, 41344160, 45854432, 48499880, 57318040, 59692160, 63049844, 66150656, 70545280, 72575360, 77599808, 78812305, 82688320, 91708864, 96999760, 114636080, 119384320, 126099688, 141090560, 145150720, 155199616, 157624610, 165376640, 183417728, 193999520, 229272160, 252199376, 310399232, 315249220, 330753280, 366835456, 387999040, 458544320, 504398752, 630498440, 775998080, 917088640, 1008797504, 1260996880, 1551996160, 1834177280, 2017595008, 2521993760, 4035190016, 5043987520, 10087975040, 20175950080]

約数ペア:

[(1, 20175950080), (2, 10087975040), (4, 5043987520), (5, 4035190016), (8, 2521993760), (10, 2017595008), (11, 1834177280), (13, 1551996160), (16, 1260996880), (20, 1008797504), (22, 917088640), (26, 775998080), (32, 630498440), (40, 504398752), (44, 458544320), (52, 387999040), (55, 366835456), (61, 330753280), (64, 315249220), (65, 310399232), (80, 252199376), (88, 229272160), (104, 193999520), (110, 183417728), (122, 165376640), (128, 157624610), (130, 155199616), (139, 145150720), (143, 141090560), (160, 126099688), (169, 119384320), (176, 114636080), (208, 96999760), (220, 91708864), (244, 82688320), (256, 78812305), (260, 77599808), (278, 72575360), (286, 70545280), (305, 66150656), (320, 63049844), (338, 59692160), (352, 57318040), (416, 48499880), (440, 45854432), (488, 41344160), (520, 38799904), (556, 36287680), (572, 35272640), (610, 33075328), (640, 31524922), (671, 30068480), (676, 29846080), (695, 29030144), (704, 28659020), (715, 28218112), (793, 25442560), (832, 24249940), (845, 23876864), (880, 22927216), (976, 20672080), (1040, 19399952), (1112, 18143840), (1144, 17636320), (1220, 16537664), (1280, 15762461), (1342, 15034240), (1352, 14923040), (1390, 14515072), (1408, 14329510), (1430, 14109056), (1529, 13195520), (1586, 12721280), (1664, 12124970), (1690, 11938432), (1760, 11463608), (1807, 11165440), (1859, 10853120), (1952, 10336040), (2080, 9699976), (2224, 9071920), (2288, 8818160), (2440, 8268832), (2684, 7517120), (2704, 7461520), (2780, 7257536), (2816, 7164755), (2860, 7054528), (3058, 6597760), (3172, 6360640), (3328, 6062485), (3355, 6013696), (3380, 5969216), (3520, 5731804), (3614, 5582720), (3718, 5426560), (3904, 5168020), (3965, 5088512), (4160, 4849988), (4448, 4535960), (4576, 4409080), (4880, 4134416), (5368, 3758560), (5408, 3730760), (5560, 3628768), (5720, 3527264), (6116, 3298880), (6344, 3180320), (6710, 3006848), (6760, 2984608), (7040, 2865902), (7228, 2791360), (7436, 2713280), (7645, 2639104), (7808, 2584010), (7930, 2544256), (8320, 2424994), (8479, 2379520), (8723, 2312960), (8896, 2267980), (9035, 2233088), (9152, 2204540), (9295, 2170624), (9760, 2067208), (10309, 1957120), (10736, 1879280), (10816, 1865380), (11120, 1814384), (11440, 1763632), (12232, 1649440), (12688, 1590160), (13420, 1503424), (13520, 1492304), (14080, 1432951), (14456, 1395680), (14872, 1356640), (15290, 1319552), (15616, 1292005), (15860, 1272128), (16640, 1212497), (16958, 1189760), (17446, 1156480), (17792, 1133990), (18070, 1116544), (18304, 1102270), (18590, 1085312), (19520, 1033604), (19877, 1015040), (20618, 978560), (21472, 939640), (21632, 932690), (22240, 907192), (22880, 881816), (23491, 858880), (24464, 824720), (25376, 795080), (26840, 751712), (27040, 746152), (28912, 697840), (29744, 678320), (30580, 659776), (31720, 636064), (33916, 594880), (34892, 578240), (35584, 566995), (36140, 558272), (36608, 551135), (37180, 542656), (39040, 516802), (39754, 507520), (41236, 489280), (42395, 475904), (42944, 469820), (43264, 466345), (43615, 462592), (44480, 453596), (45760, 440908), (46982, 429440), (48928, 412360), (50752, 397540), (51545, 391424), (53680, 375856), (54080, 373076), (57824, 348920), (59488, 339160), (61160, 329888), (63440, 318032), (67832, 297440), (69784, 289120), (72280, 279136), (74360, 271328), (78080, 258401), (79508, 253760), (82472, 244640), (84790, 237952), (85888, 234910), (87230, 231296), (88960, 226798), (91520, 220454), (93269, 216320), (93964, 214720), (97856, 206180), (99385, 203008), (101504, 198770), (103090, 195712), (107360, 187928), (108160, 186538), (110227, 183040), (113399, 177920), (115648, 174460), (117455, 171776), (118976, 169580), (122320, 164944), (126880, 159016), (135664, 148720), (139568, 144560)]