18987893904

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{2927}}^1$

素因数の和:3437

約数の個数: 160

約数和(自身を含む): 57510604800

約数和(自身を除く): 38522710896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 43, 48, 56, 84, 86, 112, 129, 168, 172, 258, 301, 336, 344, 449, 516, 602, 688, 898, 903, 1032, 1204, 1347, 1796, 1806, 2064, 2408, 2694, 2927, 3143, 3592, 3612, 4816, 5388, 5854, 6286, 7184, 7224, 8781, 9429, 10776, 11708, 12572, 14448, 17562, 18858, 19307, 20489, 21552, 23416, 25144, 35124, 37716, 38614, 40978, 46832, 50288, 57921, 61467, 70248, 75432, 77228, 81956, 115842, 122934, 125861, 135149, 140496, 150864, 154456, 163912, 231684, 245868, 251722, 270298, 308912, 327824, 377583, 405447, 463368, 491736, 503444, 540596, 755166, 810894, 881027, 926736, 983472, 1006888, 1081192, 1314223, 1510332, 1621788, 1762054, 2013776, 2162384, 2628446, 2643081, 3020664, 3243576, 3524108, 3942669, 5256892, 5286162, 6041328, 6487152, 7048216, 7885338, 9199561, 10513784, 10572324, 14096432, 15770676, 18399122, 21027568, 21144648, 27598683, 31541352, 36798244, 42289296, 55197366, 56511589, 63082704, 73596488, 110394732, 113023178, 147192976, 169534767, 220789464, 226046356, 339069534, 395581123, 441578928, 452092712, 678139068, 791162246, 904185424, 1186743369, 1356278136, 1582324492, 2373486738, 2712556272, 3164648984, 4746973476, 6329297968, 9493946952, 18987893904]

約数ペア:

[(1, 18987893904), (2, 9493946952), (3, 6329297968), (4, 4746973476), (6, 3164648984), (7, 2712556272), (8, 2373486738), (12, 1582324492), (14, 1356278136), (16, 1186743369), (21, 904185424), (24, 791162246), (28, 678139068), (42, 452092712), (43, 441578928), (48, 395581123), (56, 339069534), (84, 226046356), (86, 220789464), (112, 169534767), (129, 147192976), (168, 113023178), (172, 110394732), (258, 73596488), (301, 63082704), (336, 56511589), (344, 55197366), (449, 42289296), (516, 36798244), (602, 31541352), (688, 27598683), (898, 21144648), (903, 21027568), (1032, 18399122), (1204, 15770676), (1347, 14096432), (1796, 10572324), (1806, 10513784), (2064, 9199561), (2408, 7885338), (2694, 7048216), (2927, 6487152), (3143, 6041328), (3592, 5286162), (3612, 5256892), (4816, 3942669), (5388, 3524108), (5854, 3243576), (6286, 3020664), (7184, 2643081), (7224, 2628446), (8781, 2162384), (9429, 2013776), (10776, 1762054), (11708, 1621788), (12572, 1510332), (14448, 1314223), (17562, 1081192), (18858, 1006888), (19307, 983472), (20489, 926736), (21552, 881027), (23416, 810894), (25144, 755166), (35124, 540596), (37716, 503444), (38614, 491736), (40978, 463368), (46832, 405447), (50288, 377583), (57921, 327824), (61467, 308912), (70248, 270298), (75432, 251722), (77228, 245868), (81956, 231684), (115842, 163912), (122934, 154456), (125861, 150864), (135149, 140496)]