1638868140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11117}}^1$

素因数の和:11158

約数の個数: 240

約数和(自身を含む): 6328187712

約数和(自身を除く): 4689319572

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 3276, 3510, 3780, 4095, 4212, 4914, 5265, 5460, 5670, 7020, 7371, 8190, 9828, 10530, 11117, 11340, 12285, 14742, 16380, 21060, 22234, 24570, 29484, 33351, 36855, 44468, 49140, 55585, 66702, 73710, 77819, 100053, 111170, 133404, 144521, 147420, 155638, 166755, 200106, 222340, 233457, 289042, 300159, 311276, 333510, 389095, 400212, 433563, 466914, 500265, 578084, 600318, 667020, 700371, 722605, 778190, 867126, 900477, 933828, 1000530, 1011647, 1167285, 1200636, 1300689, 1400742, 1445210, 1500795, 1556380, 1734252, 1800954, 2001060, 2023294, 2101113, 2167815, 2334570, 2601378, 2801484, 2890420, 3001590, 3034941, 3501855, 3601908, 3902067, 4046588, 4202226, 4335630, 4502385, 4669140, 5058235, 5202756, 6003180, 6069882, 6303339, 6503445, 7003710, 7804134, 8404452, 8671260, 9004770, 9104823, 10116470, 10505565, 11706201, 12139764, 12606678, 13006890, 14007420, 15174705, 15608268, 18009540, 18209646, 19510335, 20232940, 21011130, 23412402, 25213356, 26013780, 27314469, 30349410, 31516695, 36419292, 39020670, 42022260, 45524115, 46824804, 54628938, 58531005, 60698820, 63033390, 78041340, 81943407, 91048230, 109257876, 117062010, 126066780, 136572345, 163886814, 182096460, 234124020, 273144690, 327773628, 409717035, 546289380, 819434070, 1638868140]

約数ペア:

[(1, 1638868140), (2, 819434070), (3, 546289380), (4, 409717035), (5, 327773628), (6, 273144690), (7, 234124020), (9, 182096460), (10, 163886814), (12, 136572345), (13, 126066780), (14, 117062010), (15, 109257876), (18, 91048230), (20, 81943407), (21, 78041340), (26, 63033390), (27, 60698820), (28, 58531005), (30, 54628938), (35, 46824804), (36, 45524115), (39, 42022260), (42, 39020670), (45, 36419292), (52, 31516695), (54, 30349410), (60, 27314469), (63, 26013780), (65, 25213356), (70, 23412402), (78, 21011130), (81, 20232940), (84, 19510335), (90, 18209646), (91, 18009540), (105, 15608268), (108, 15174705), (117, 14007420), (126, 13006890), (130, 12606678), (135, 12139764), (140, 11706201), (156, 10505565), (162, 10116470), (180, 9104823), (182, 9004770), (189, 8671260), (195, 8404452), (210, 7804134), (234, 7003710), (252, 6503445), (260, 6303339), (270, 6069882), (273, 6003180), (315, 5202756), (324, 5058235), (351, 4669140), (364, 4502385), (378, 4335630), (390, 4202226), (405, 4046588), (420, 3902067), (455, 3601908), (468, 3501855), (540, 3034941), (546, 3001590), (567, 2890420), (585, 2801484), (630, 2601378), (702, 2334570), (756, 2167815), (780, 2101113), (810, 2023294), (819, 2001060), (910, 1800954), (945, 1734252), (1053, 1556380), (1092, 1500795), (1134, 1445210), (1170, 1400742), (1260, 1300689), (1365, 1200636), (1404, 1167285), (1620, 1011647), (1638, 1000530), (1755, 933828), (1820, 900477), (1890, 867126), (2106, 778190), (2268, 722605), (2340, 700371), (2457, 667020), (2730, 600318), (2835, 578084), (3276, 500265), (3510, 466914), (3780, 433563), (4095, 400212), (4212, 389095), (4914, 333510), (5265, 311276), (5460, 300159), (5670, 289042), (7020, 233457), (7371, 222340), (8190, 200106), (9828, 166755), (10530, 155638), (11117, 147420), (11340, 144521), (12285, 133404), (14742, 111170), (16380, 100053), (21060, 77819), (22234, 73710), (24570, 66702), (29484, 55585), (33351, 49140), (36855, 44468)]