20427958320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{4079}}^1$

素因数の和:4384

約数の個数: 320

約数和(自身を含む): 79263498240

約数和(自身を除く): 58835539920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 271, 280, 308, 330, 336, 385, 420, 440, 462, 528, 542, 560, 616, 660, 770, 813, 840, 880, 924, 1084, 1155, 1232, 1320, 1355, 1540, 1626, 1680, 1848, 1897, 2168, 2310, 2640, 2710, 2981, 3080, 3252, 3696, 3794, 4065, 4079, 4336, 4620, 5420, 5691, 5962, 6160, 6504, 7588, 8130, 8158, 8943, 9240, 9485, 10840, 11382, 11924, 12237, 13008, 14905, 15176, 16260, 16316, 17886, 18480, 18970, 20395, 20867, 21680, 22764, 23848, 24474, 28455, 28553, 29810, 30352, 32520, 32632, 35772, 37940, 40790, 41734, 44715, 44869, 45528, 47696, 48948, 56910, 57106, 59620, 61185, 62601, 65040, 65264, 71544, 75880, 81580, 83468, 85659, 89430, 89738, 91056, 97896, 104335, 113820, 114212, 119240, 122370, 125202, 134607, 142765, 143088, 151760, 163160, 166936, 171318, 178860, 179476, 195792, 208670, 224345, 227640, 228424, 238480, 244740, 250404, 269214, 285530, 313005, 314083, 326320, 333872, 342636, 357720, 358952, 417340, 428295, 448690, 455280, 456848, 489480, 500808, 538428, 571060, 626010, 628166, 673035, 685272, 715440, 717904, 834680, 856590, 897380, 942249, 978960, 1001616, 1076856, 1105409, 1142120, 1252020, 1256332, 1346070, 1370544, 1570415, 1669360, 1713180, 1794760, 1884498, 2153712, 2210818, 2284240, 2504040, 2512664, 2692140, 3140830, 3316227, 3426360, 3589520, 3768996, 4421636, 4711245, 5008080, 5025328, 5384280, 5527045, 6281660, 6632454, 6852720, 7537992, 7737863, 8843272, 9422490, 10768560, 11054090, 12159499, 12563320, 13264908, 15075984, 15475726, 16581135, 17686544, 18844980, 22108180, 23213589, 24318998, 25126640, 26529816, 30951452, 33162270, 36478497, 37689960, 38689315, 44216360, 46427178, 48637996, 53059632, 60797495, 61902904, 66324540, 72956994, 75379920, 77378630, 85116493, 88432720, 92854356, 97275992, 116067945, 121594990, 123805808, 132649080, 145913988, 154757260, 170232986, 182392485, 185708712, 194551984, 232135890, 243189980, 255349479, 265298160, 291827976, 309514520, 340465972, 364784970, 371417424, 425582465, 464271780, 486379960, 510698958, 583655952, 619029040, 680931944, 729569940, 851164930, 928543560, 972759920, 1021397916, 1276747395, 1361863888, 1459139880, 1702329860, 1857087120, 2042795832, 2553494790, 2918279760, 3404659720, 4085591664, 5106989580, 6809319440, 10213979160, 20427958320]

約数ペア:

[(1, 20427958320), (2, 10213979160), (3, 6809319440), (4, 5106989580), (5, 4085591664), (6, 3404659720), (7, 2918279760), (8, 2553494790), (10, 2042795832), (11, 1857087120), (12, 1702329860), (14, 1459139880), (15, 1361863888), (16, 1276747395), (20, 1021397916), (21, 972759920), (22, 928543560), (24, 851164930), (28, 729569940), (30, 680931944), (33, 619029040), (35, 583655952), (40, 510698958), (42, 486379960), (44, 464271780), (48, 425582465), (55, 371417424), (56, 364784970), (60, 340465972), (66, 309514520), (70, 291827976), (77, 265298160), (80, 255349479), (84, 243189980), (88, 232135890), (105, 194551984), (110, 185708712), (112, 182392485), (120, 170232986), (132, 154757260), (140, 145913988), (154, 132649080), (165, 123805808), (168, 121594990), (176, 116067945), (210, 97275992), (220, 92854356), (231, 88432720), (240, 85116493), (264, 77378630), (271, 75379920), (280, 72956994), (308, 66324540), (330, 61902904), (336, 60797495), (385, 53059632), (420, 48637996), (440, 46427178), (462, 44216360), (528, 38689315), (542, 37689960), (560, 36478497), (616, 33162270), (660, 30951452), (770, 26529816), (813, 25126640), (840, 24318998), (880, 23213589), (924, 22108180), (1084, 18844980), (1155, 17686544), (1232, 16581135), (1320, 15475726), (1355, 15075984), (1540, 13264908), (1626, 12563320), (1680, 12159499), (1848, 11054090), (1897, 10768560), (2168, 9422490), (2310, 8843272), (2640, 7737863), (2710, 7537992), (2981, 6852720), (3080, 6632454), (3252, 6281660), (3696, 5527045), (3794, 5384280), (4065, 5025328), (4079, 5008080), (4336, 4711245), (4620, 4421636), (5420, 3768996), (5691, 3589520), (5962, 3426360), (6160, 3316227), (6504, 3140830), (7588, 2692140), (8130, 2512664), (8158, 2504040), (8943, 2284240), (9240, 2210818), (9485, 2153712), (10840, 1884498), (11382, 1794760), (11924, 1713180), (12237, 1669360), (13008, 1570415), (14905, 1370544), (15176, 1346070), (16260, 1256332), (16316, 1252020), (17886, 1142120), (18480, 1105409), (18970, 1076856), (20395, 1001616), (20867, 978960), (21680, 942249), (22764, 897380), (23848, 856590), (24474, 834680), (28455, 717904), (28553, 715440), (29810, 685272), (30352, 673035), (32520, 628166), (32632, 626010), (35772, 571060), (37940, 538428), (40790, 500808), (41734, 489480), (44715, 456848), (44869, 455280), (45528, 448690), (47696, 428295), (48948, 417340), (56910, 358952), (57106, 357720), (59620, 342636), (61185, 333872), (62601, 326320), (65040, 314083), (65264, 313005), (71544, 285530), (75880, 269214), (81580, 250404), (83468, 244740), (85659, 238480), (89430, 228424), (89738, 227640), (91056, 224345), (97896, 208670), (104335, 195792), (113820, 179476), (114212, 178860), (119240, 171318), (122370, 166936), (125202, 163160), (134607, 151760), (142765, 143088)]