20158902400

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1871}}^1$

素因数の和:1952

約数の個数: 384

約数和(自身を含む): 62980968960

約数和(自身を除く): 42822066560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 37, 40, 50, 52, 56, 64, 65, 70, 74, 80, 91, 100, 104, 112, 128, 130, 140, 148, 160, 175, 182, 185, 200, 208, 224, 259, 260, 280, 296, 320, 325, 350, 364, 370, 400, 416, 448, 455, 481, 518, 520, 560, 592, 640, 650, 700, 728, 740, 800, 832, 896, 910, 925, 962, 1036, 1040, 1120, 1184, 1295, 1300, 1400, 1456, 1480, 1600, 1664, 1820, 1850, 1871, 1924, 2072, 2080, 2240, 2275, 2368, 2405, 2590, 2600, 2800, 2912, 2960, 3200, 3367, 3640, 3700, 3742, 3848, 4144, 4160, 4480, 4550, 4736, 4810, 5180, 5200, 5600, 5824, 5920, 6475, 6734, 7280, 7400, 7484, 7696, 8288, 8320, 9100, 9355, 9620, 10360, 10400, 11200, 11648, 11840, 12025, 12950, 13097, 13468, 14560, 14800, 14968, 15392, 16576, 16835, 18200, 18710, 19240, 20720, 20800, 22400, 23680, 24050, 24323, 25900, 26194, 26936, 29120, 29600, 29936, 30784, 33152, 33670, 36400, 37420, 38480, 41440, 41600, 46775, 48100, 48646, 51800, 52388, 53872, 58240, 59200, 59872, 61568, 65485, 67340, 69227, 72800, 74840, 76960, 82880, 84175, 93550, 96200, 97292, 103600, 104776, 107744, 118400, 119744, 121615, 130970, 134680, 138454, 145600, 149680, 153920, 165760, 168350, 170261, 187100, 192400, 194584, 207200, 209552, 215488, 239488, 243230, 261940, 269360, 276908, 291200, 299360, 307840, 327425, 336700, 340522, 346135, 374200, 384800, 389168, 414400, 419104, 430976, 484589, 486460, 523880, 538720, 553816, 598720, 608075, 654850, 673400, 681044, 692270, 748400, 769600, 778336, 828800, 838208, 851305, 899951, 969178, 972920, 1047760, 1077440, 1107632, 1197440, 1216150, 1309700, 1346800, 1362088, 1384540, 1496800, 1539200, 1556672, 1676416, 1702610, 1730675, 1799902, 1938356, 1945840, 2095520, 2154880, 2215264, 2422945, 2432300, 2619400, 2693600, 2724176, 2769080, 2993600, 3113344, 3405220, 3461350, 3599804, 3876712, 3891680, 4191040, 4256525, 4430528, 4499755, 4845890, 4864600, 5238800, 5387200, 5448352, 5538160, 5987200, 6299657, 6810440, 6922700, 7199608, 7753424, 7783360, 8382080, 8513050, 8861056, 8999510, 9691780, 9729200, 10477600, 10774400, 10896704, 11076320, 12114725, 12599314, 13620880, 13845400, 14399216, 15506848, 15566720, 17026100, 17999020, 19383560, 19458400, 20955200, 21793408, 22152640, 22498775, 24229450, 25198628, 27241760, 27690800, 28798432, 31013696, 31498285, 34052200, 35998040, 38767120, 38916800, 41910400, 44305280, 44997550, 48458900, 50397256, 54483520, 55381600, 57596864, 62027392, 62996570, 68104400, 71996080, 77534240, 77833600, 89995100, 96917800, 100794512, 108967040, 110763200, 115193728, 125993140, 136208800, 143992160, 155068480, 157491425, 179990200, 193835600, 201589024, 221526400, 251986280, 272417600, 287984320, 310136960, 314982850, 359980400, 387671200, 403178048, 503972560, 544835200, 575968640, 629965700, 719960800, 775342400, 806356096, 1007945120, 1259931400, 1439921600, 1550684800, 2015890240, 2519862800, 2879843200, 4031780480, 5039725600, 10079451200, 20158902400]

約数ペア:

[(1, 20158902400), (2, 10079451200), (4, 5039725600), (5, 4031780480), (7, 2879843200), (8, 2519862800), (10, 2015890240), (13, 1550684800), (14, 1439921600), (16, 1259931400), (20, 1007945120), (25, 806356096), (26, 775342400), (28, 719960800), (32, 629965700), (35, 575968640), (37, 544835200), (40, 503972560), (50, 403178048), (52, 387671200), (56, 359980400), (64, 314982850), (65, 310136960), (70, 287984320), (74, 272417600), (80, 251986280), (91, 221526400), (100, 201589024), (104, 193835600), (112, 179990200), (128, 157491425), (130, 155068480), (140, 143992160), (148, 136208800), (160, 125993140), (175, 115193728), (182, 110763200), (185, 108967040), (200, 100794512), (208, 96917800), (224, 89995100), (259, 77833600), (260, 77534240), (280, 71996080), (296, 68104400), (320, 62996570), (325, 62027392), (350, 57596864), (364, 55381600), (370, 54483520), (400, 50397256), (416, 48458900), (448, 44997550), (455, 44305280), (481, 41910400), (518, 38916800), (520, 38767120), (560, 35998040), (592, 34052200), (640, 31498285), (650, 31013696), (700, 28798432), (728, 27690800), (740, 27241760), (800, 25198628), (832, 24229450), (896, 22498775), (910, 22152640), (925, 21793408), (962, 20955200), (1036, 19458400), (1040, 19383560), (1120, 17999020), (1184, 17026100), (1295, 15566720), (1300, 15506848), (1400, 14399216), (1456, 13845400), (1480, 13620880), (1600, 12599314), (1664, 12114725), (1820, 11076320), (1850, 10896704), (1871, 10774400), (1924, 10477600), (2072, 9729200), (2080, 9691780), (2240, 8999510), (2275, 8861056), (2368, 8513050), (2405, 8382080), (2590, 7783360), (2600, 7753424), (2800, 7199608), (2912, 6922700), (2960, 6810440), (3200, 6299657), (3367, 5987200), (3640, 5538160), (3700, 5448352), (3742, 5387200), (3848, 5238800), (4144, 4864600), (4160, 4845890), (4480, 4499755), (4550, 4430528), (4736, 4256525), (4810, 4191040), (5180, 3891680), (5200, 3876712), (5600, 3599804), (5824, 3461350), (5920, 3405220), (6475, 3113344), (6734, 2993600), (7280, 2769080), (7400, 2724176), (7484, 2693600), (7696, 2619400), (8288, 2432300), (8320, 2422945), (9100, 2215264), (9355, 2154880), (9620, 2095520), (10360, 1945840), (10400, 1938356), (11200, 1799902), (11648, 1730675), (11840, 1702610), (12025, 1676416), (12950, 1556672), (13097, 1539200), (13468, 1496800), (14560, 1384540), (14800, 1362088), (14968, 1346800), (15392, 1309700), (16576, 1216150), (16835, 1197440), (18200, 1107632), (18710, 1077440), (19240, 1047760), (20720, 972920), (20800, 969178), (22400, 899951), (23680, 851305), (24050, 838208), (24323, 828800), (25900, 778336), (26194, 769600), (26936, 748400), (29120, 692270), (29600, 681044), (29936, 673400), (30784, 654850), (33152, 608075), (33670, 598720), (36400, 553816), (37420, 538720), (38480, 523880), (41440, 486460), (41600, 484589), (46775, 430976), (48100, 419104), (48646, 414400), (51800, 389168), (52388, 384800), (53872, 374200), (58240, 346135), (59200, 340522), (59872, 336700), (61568, 327425), (65485, 307840), (67340, 299360), (69227, 291200), (72800, 276908), (74840, 269360), (76960, 261940), (82880, 243230), (84175, 239488), (93550, 215488), (96200, 209552), (97292, 207200), (103600, 194584), (104776, 192400), (107744, 187100), (118400, 170261), (119744, 168350), (121615, 165760), (130970, 153920), (134680, 149680), (138454, 145600)]