211506120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:405

約数の個数: 256

約数和(自身を含む): 816652800

約数和(自身を除く): 605146680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 101, 105, 108, 120, 126, 135, 140, 168, 180, 189, 202, 210, 216, 252, 270, 277, 280, 303, 315, 360, 378, 404, 420, 504, 505, 540, 554, 606, 630, 707, 756, 808, 831, 840, 909, 945, 1010, 1080, 1108, 1212, 1260, 1385, 1414, 1512, 1515, 1662, 1818, 1890, 1939, 2020, 2121, 2216, 2424, 2493, 2520, 2727, 2770, 2828, 3030, 3324, 3535, 3636, 3780, 3878, 4040, 4155, 4242, 4545, 4986, 5454, 5540, 5656, 5817, 6060, 6363, 6648, 7070, 7272, 7479, 7560, 7756, 8310, 8484, 9090, 9695, 9972, 10605, 10908, 11080, 11634, 12120, 12465, 12726, 13635, 14140, 14958, 15512, 16620, 16968, 17451, 18180, 19089, 19390, 19944, 21210, 21816, 23268, 24930, 25452, 27270, 27977, 28280, 29085, 29916, 31815, 33240, 34902, 36360, 37395, 38178, 38780, 42420, 46536, 49860, 50904, 52353, 54540, 55954, 58170, 59832, 63630, 69804, 74790, 76356, 77560, 83931, 84840, 87255, 95445, 99720, 104706, 109080, 111908, 116340, 127260, 139608, 139885, 149580, 152712, 167862, 174510, 190890, 195839, 209412, 223816, 232680, 251793, 254520, 261765, 279770, 299160, 335724, 349020, 381780, 391678, 418824, 419655, 503586, 523530, 559540, 587517, 671448, 698040, 755379, 763560, 783356, 839310, 979195, 1007172, 1047060, 1119080, 1175034, 1258965, 1510758, 1566712, 1678620, 1762551, 1958390, 2014344, 2094120, 2350068, 2517930, 2937585, 3021516, 3357240, 3525102, 3776895, 3916780, 4700136, 5035860, 5287653, 5875170, 6043032, 7050204, 7553790, 7833560, 8812755, 10071720, 10575306, 11750340, 14100408, 15107580, 17625510, 21150612, 23500680, 26438265, 30215160, 35251020, 42301224, 52876530, 70502040, 105753060, 211506120]

約数ペア:

[(1, 211506120), (2, 105753060), (3, 70502040), (4, 52876530), (5, 42301224), (6, 35251020), (7, 30215160), (8, 26438265), (9, 23500680), (10, 21150612), (12, 17625510), (14, 15107580), (15, 14100408), (18, 11750340), (20, 10575306), (21, 10071720), (24, 8812755), (27, 7833560), (28, 7553790), (30, 7050204), (35, 6043032), (36, 5875170), (40, 5287653), (42, 5035860), (45, 4700136), (54, 3916780), (56, 3776895), (60, 3525102), (63, 3357240), (70, 3021516), (72, 2937585), (84, 2517930), (90, 2350068), (101, 2094120), (105, 2014344), (108, 1958390), (120, 1762551), (126, 1678620), (135, 1566712), (140, 1510758), (168, 1258965), (180, 1175034), (189, 1119080), (202, 1047060), (210, 1007172), (216, 979195), (252, 839310), (270, 783356), (277, 763560), (280, 755379), (303, 698040), (315, 671448), (360, 587517), (378, 559540), (404, 523530), (420, 503586), (504, 419655), (505, 418824), (540, 391678), (554, 381780), (606, 349020), (630, 335724), (707, 299160), (756, 279770), (808, 261765), (831, 254520), (840, 251793), (909, 232680), (945, 223816), (1010, 209412), (1080, 195839), (1108, 190890), (1212, 174510), (1260, 167862), (1385, 152712), (1414, 149580), (1512, 139885), (1515, 139608), (1662, 127260), (1818, 116340), (1890, 111908), (1939, 109080), (2020, 104706), (2121, 99720), (2216, 95445), (2424, 87255), (2493, 84840), (2520, 83931), (2727, 77560), (2770, 76356), (2828, 74790), (3030, 69804), (3324, 63630), (3535, 59832), (3636, 58170), (3780, 55954), (3878, 54540), (4040, 52353), (4155, 50904), (4242, 49860), (4545, 46536), (4986, 42420), (5454, 38780), (5540, 38178), (5656, 37395), (5817, 36360), (6060, 34902), (6363, 33240), (6648, 31815), (7070, 29916), (7272, 29085), (7479, 28280), (7560, 27977), (7756, 27270), (8310, 25452), (8484, 24930), (9090, 23268), (9695, 21816), (9972, 21210), (10605, 19944), (10908, 19390), (11080, 19089), (11634, 18180), (12120, 17451), (12465, 16968), (12726, 16620), (13635, 15512), (14140, 14958)]