811561680

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:520

約数の個数: 240

約数和(自身を含む): 2859816960

約数和(自身を除く): 2048255280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 109, 120, 135, 144, 162, 180, 216, 218, 240, 243, 270, 324, 327, 360, 383, 405, 432, 436, 486, 540, 545, 648, 654, 720, 766, 810, 872, 972, 981, 1080, 1090, 1149, 1215, 1296, 1308, 1532, 1620, 1635, 1744, 1915, 1944, 1962, 2160, 2180, 2298, 2430, 2616, 2943, 3064, 3240, 3270, 3447, 3830, 3888, 3924, 4360, 4596, 4860, 4905, 5232, 5745, 5886, 6128, 6480, 6540, 6894, 7660, 7848, 8720, 8829, 9192, 9720, 9810, 10341, 11490, 11772, 13080, 13788, 14715, 15320, 15696, 17235, 17658, 18384, 19440, 19620, 20682, 22980, 23544, 26160, 26487, 27576, 29430, 30640, 31023, 34470, 35316, 39240, 41364, 41747, 44145, 45960, 47088, 51705, 52974, 55152, 58860, 62046, 68940, 70632, 78480, 82728, 83494, 88290, 91920, 93069, 103410, 105948, 117720, 124092, 125241, 132435, 137880, 141264, 155115, 165456, 166988, 176580, 186138, 206820, 208735, 211896, 235440, 248184, 250482, 264870, 275760, 310230, 333976, 353160, 372276, 375723, 413640, 417470, 423792, 465345, 496368, 500964, 529740, 620460, 626205, 667952, 706320, 744552, 751446, 827280, 834940, 930690, 1001928, 1059480, 1127169, 1240920, 1252410, 1489104, 1502892, 1669880, 1861380, 1878615, 2003856, 2118960, 2254338, 2481840, 2504820, 3005784, 3339760, 3381507, 3722760, 3757230, 4508676, 5009640, 5635845, 6011568, 6763014, 7445520, 7514460, 9017352, 10019280, 10144521, 11271690, 13526028, 15028920, 16907535, 18034704, 20289042, 22543380, 27052056, 30057840, 33815070, 40578084, 45086760, 50722605, 54104112, 67630140, 81156168, 90173520, 101445210, 135260280, 162312336, 202890420, 270520560, 405780840, 811561680]

約数ペア:

[(1, 811561680), (2, 405780840), (3, 270520560), (4, 202890420), (5, 162312336), (6, 135260280), (8, 101445210), (9, 90173520), (10, 81156168), (12, 67630140), (15, 54104112), (16, 50722605), (18, 45086760), (20, 40578084), (24, 33815070), (27, 30057840), (30, 27052056), (36, 22543380), (40, 20289042), (45, 18034704), (48, 16907535), (54, 15028920), (60, 13526028), (72, 11271690), (80, 10144521), (81, 10019280), (90, 9017352), (108, 7514460), (109, 7445520), (120, 6763014), (135, 6011568), (144, 5635845), (162, 5009640), (180, 4508676), (216, 3757230), (218, 3722760), (240, 3381507), (243, 3339760), (270, 3005784), (324, 2504820), (327, 2481840), (360, 2254338), (383, 2118960), (405, 2003856), (432, 1878615), (436, 1861380), (486, 1669880), (540, 1502892), (545, 1489104), (648, 1252410), (654, 1240920), (720, 1127169), (766, 1059480), (810, 1001928), (872, 930690), (972, 834940), (981, 827280), (1080, 751446), (1090, 744552), (1149, 706320), (1215, 667952), (1296, 626205), (1308, 620460), (1532, 529740), (1620, 500964), (1635, 496368), (1744, 465345), (1915, 423792), (1944, 417470), (1962, 413640), (2160, 375723), (2180, 372276), (2298, 353160), (2430, 333976), (2616, 310230), (2943, 275760), (3064, 264870), (3240, 250482), (3270, 248184), (3447, 235440), (3830, 211896), (3888, 208735), (3924, 206820), (4360, 186138), (4596, 176580), (4860, 166988), (4905, 165456), (5232, 155115), (5745, 141264), (5886, 137880), (6128, 132435), (6480, 125241), (6540, 124092), (6894, 117720), (7660, 105948), (7848, 103410), (8720, 93069), (8829, 91920), (9192, 88290), (9720, 83494), (9810, 82728), (10341, 78480), (11490, 70632), (11772, 68940), (13080, 62046), (13788, 58860), (14715, 55152), (15320, 52974), (15696, 51705), (17235, 47088), (17658, 45960), (18384, 44145), (19440, 41747), (19620, 41364), (20682, 39240), (22980, 35316), (23544, 34470), (26160, 31023), (26487, 30640), (27576, 29430)]