21499175040

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{12211}}^1$

素因数の和:12371

約数の個数: 256

約数和(自身を含む): 78922736640

約数和(自身を除く): 57423561600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 131, 140, 160, 168, 192, 210, 224, 240, 262, 280, 320, 336, 384, 393, 420, 448, 480, 524, 560, 640, 655, 672, 786, 840, 896, 917, 960, 1048, 1120, 1310, 1344, 1572, 1680, 1834, 1920, 1965, 2096, 2240, 2620, 2688, 2751, 3144, 3360, 3668, 3930, 4192, 4480, 4585, 5240, 5502, 6288, 6720, 7336, 7860, 8384, 9170, 10480, 11004, 12211, 12576, 13440, 13755, 14672, 15720, 16768, 18340, 20960, 22008, 24422, 25152, 27510, 29344, 31440, 36633, 36680, 41920, 44016, 48844, 50304, 55020, 58688, 61055, 62880, 73266, 73360, 83840, 85477, 88032, 97688, 110040, 117376, 122110, 125760, 146532, 146720, 170954, 176064, 183165, 195376, 220080, 244220, 251520, 256431, 293064, 293440, 341908, 352128, 366330, 390752, 427385, 440160, 488440, 512862, 586128, 586880, 683816, 732660, 781504, 854770, 880320, 976880, 1025724, 1172256, 1282155, 1367632, 1465320, 1563008, 1599641, 1709540, 1760640, 1953760, 2051448, 2344512, 2564310, 2735264, 2930640, 3199282, 3419080, 3907520, 4102896, 4689024, 4798923, 5128620, 5470528, 5861280, 6398564, 6838160, 7815040, 7998205, 8205792, 9597846, 10257240, 10941056, 11197487, 11722560, 12797128, 13676320, 15996410, 16411584, 19195692, 20514480, 22394974, 23445120, 23994615, 25594256, 27352640, 31992820, 32823168, 33592461, 38391384, 41028960, 44789948, 47989230, 51188512, 54705280, 55987435, 63985640, 67184922, 76782768, 82057920, 89579896, 95978460, 102377024, 111974870, 127971280, 134369844, 153565536, 164115840, 167962305, 179159792, 191956920, 204754048, 223949740, 255942560, 268739688, 307131072, 335924610, 358319584, 383913840, 447899480, 511885120, 537479376, 614262144, 671849220, 716639168, 767827680, 895798960, 1023770240, 1074958752, 1343698440, 1433278336, 1535655360, 1791597920, 2149917504, 2687396880, 3071310720, 3583195840, 4299835008, 5374793760, 7166391680, 10749587520, 21499175040]

約数ペア:

[(1, 21499175040), (2, 10749587520), (3, 7166391680), (4, 5374793760), (5, 4299835008), (6, 3583195840), (7, 3071310720), (8, 2687396880), (10, 2149917504), (12, 1791597920), (14, 1535655360), (15, 1433278336), (16, 1343698440), (20, 1074958752), (21, 1023770240), (24, 895798960), (28, 767827680), (30, 716639168), (32, 671849220), (35, 614262144), (40, 537479376), (42, 511885120), (48, 447899480), (56, 383913840), (60, 358319584), (64, 335924610), (70, 307131072), (80, 268739688), (84, 255942560), (96, 223949740), (105, 204754048), (112, 191956920), (120, 179159792), (128, 167962305), (131, 164115840), (140, 153565536), (160, 134369844), (168, 127971280), (192, 111974870), (210, 102377024), (224, 95978460), (240, 89579896), (262, 82057920), (280, 76782768), (320, 67184922), (336, 63985640), (384, 55987435), (393, 54705280), (420, 51188512), (448, 47989230), (480, 44789948), (524, 41028960), (560, 38391384), (640, 33592461), (655, 32823168), (672, 31992820), (786, 27352640), (840, 25594256), (896, 23994615), (917, 23445120), (960, 22394974), (1048, 20514480), (1120, 19195692), (1310, 16411584), (1344, 15996410), (1572, 13676320), (1680, 12797128), (1834, 11722560), (1920, 11197487), (1965, 10941056), (2096, 10257240), (2240, 9597846), (2620, 8205792), (2688, 7998205), (2751, 7815040), (3144, 6838160), (3360, 6398564), (3668, 5861280), (3930, 5470528), (4192, 5128620), (4480, 4798923), (4585, 4689024), (5240, 4102896), (5502, 3907520), (6288, 3419080), (6720, 3199282), (7336, 2930640), (7860, 2735264), (8384, 2564310), (9170, 2344512), (10480, 2051448), (11004, 1953760), (12211, 1760640), (12576, 1709540), (13440, 1599641), (13755, 1563008), (14672, 1465320), (15720, 1367632), (16768, 1282155), (18340, 1172256), (20960, 1025724), (22008, 976880), (24422, 880320), (25152, 854770), (27510, 781504), (29344, 732660), (31440, 683816), (36633, 586880), (36680, 586128), (41920, 512862), (44016, 488440), (48844, 440160), (50304, 427385), (55020, 390752), (58688, 366330), (61055, 352128), (62880, 341908), (73266, 293440), (73360, 293064), (83840, 256431), (85477, 251520), (88032, 244220), (97688, 220080), (110040, 195376), (117376, 183165), (122110, 176064), (125760, 170954), (146532, 146720)]