2021505720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:502

約数の個数: 256

約数和(自身を含む): 6773760000

約数和(自身を除く): 4752254280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 79, 94, 104, 120, 130, 141, 156, 158, 188, 195, 235, 237, 260, 282, 312, 316, 349, 376, 390, 395, 470, 474, 520, 564, 611, 632, 698, 705, 780, 790, 940, 948, 1027, 1047, 1128, 1185, 1222, 1396, 1410, 1560, 1580, 1745, 1833, 1880, 1896, 2054, 2094, 2370, 2444, 2792, 2820, 3055, 3081, 3160, 3490, 3666, 3713, 4108, 4188, 4537, 4740, 4888, 5135, 5235, 5640, 6110, 6162, 6980, 7332, 7426, 8216, 8376, 9074, 9165, 9480, 10270, 10470, 11139, 12220, 12324, 13611, 13960, 14664, 14852, 15405, 16403, 18148, 18330, 18565, 20540, 20940, 22278, 22685, 24440, 24648, 27222, 27571, 29704, 30810, 32806, 36296, 36660, 37130, 41080, 41880, 44556, 45370, 48269, 49209, 54444, 55142, 55695, 61620, 65612, 68055, 73320, 74260, 82015, 82713, 89112, 90740, 96538, 98418, 108888, 110284, 111390, 123240, 131224, 136110, 137855, 144807, 148520, 164030, 165426, 181480, 193076, 196836, 213239, 220568, 222780, 241345, 246045, 272220, 275710, 289614, 328060, 330852, 358423, 386152, 393672, 413565, 426478, 445560, 482690, 492090, 544440, 551420, 579228, 639717, 656120, 661704, 716846, 724035, 827130, 852956, 965380, 984180, 1066195, 1075269, 1102840, 1158456, 1279434, 1295837, 1433692, 1448070, 1654260, 1705912, 1792115, 1930760, 1968360, 2132390, 2150538, 2558868, 2591674, 2867384, 2896140, 3198585, 3308520, 3584230, 3887511, 4264780, 4301076, 5117736, 5183348, 5376345, 5792280, 6397170, 6479185, 7168460, 7775022, 8529560, 8602152, 10366696, 10752690, 12794340, 12958370, 14336920, 15550044, 16845881, 19437555, 21505380, 25588680, 25916740, 31100088, 33691762, 38875110, 43010760, 50537643, 51833480, 67383524, 77750220, 84229405, 101075286, 134767048, 155500440, 168458810, 202150572, 252688215, 336917620, 404301144, 505376430, 673835240, 1010752860, 2021505720]

約数ペア:

[(1, 2021505720), (2, 1010752860), (3, 673835240), (4, 505376430), (5, 404301144), (6, 336917620), (8, 252688215), (10, 202150572), (12, 168458810), (13, 155500440), (15, 134767048), (20, 101075286), (24, 84229405), (26, 77750220), (30, 67383524), (39, 51833480), (40, 50537643), (47, 43010760), (52, 38875110), (60, 33691762), (65, 31100088), (78, 25916740), (79, 25588680), (94, 21505380), (104, 19437555), (120, 16845881), (130, 15550044), (141, 14336920), (156, 12958370), (158, 12794340), (188, 10752690), (195, 10366696), (235, 8602152), (237, 8529560), (260, 7775022), (282, 7168460), (312, 6479185), (316, 6397170), (349, 5792280), (376, 5376345), (390, 5183348), (395, 5117736), (470, 4301076), (474, 4264780), (520, 3887511), (564, 3584230), (611, 3308520), (632, 3198585), (698, 2896140), (705, 2867384), (780, 2591674), (790, 2558868), (940, 2150538), (948, 2132390), (1027, 1968360), (1047, 1930760), (1128, 1792115), (1185, 1705912), (1222, 1654260), (1396, 1448070), (1410, 1433692), (1560, 1295837), (1580, 1279434), (1745, 1158456), (1833, 1102840), (1880, 1075269), (1896, 1066195), (2054, 984180), (2094, 965380), (2370, 852956), (2444, 827130), (2792, 724035), (2820, 716846), (3055, 661704), (3081, 656120), (3160, 639717), (3490, 579228), (3666, 551420), (3713, 544440), (4108, 492090), (4188, 482690), (4537, 445560), (4740, 426478), (4888, 413565), (5135, 393672), (5235, 386152), (5640, 358423), (6110, 330852), (6162, 328060), (6980, 289614), (7332, 275710), (7426, 272220), (8216, 246045), (8376, 241345), (9074, 222780), (9165, 220568), (9480, 213239), (10270, 196836), (10470, 193076), (11139, 181480), (12220, 165426), (12324, 164030), (13611, 148520), (13960, 144807), (14664, 137855), (14852, 136110), (15405, 131224), (16403, 123240), (18148, 111390), (18330, 110284), (18565, 108888), (20540, 98418), (20940, 96538), (22278, 90740), (22685, 89112), (24440, 82713), (24648, 82015), (27222, 74260), (27571, 73320), (29704, 68055), (30810, 65612), (32806, 61620), (36296, 55695), (36660, 55142), (37130, 54444), (41080, 49209), (41880, 48269), (44556, 45370)]