66421656

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 213141240

約数和(自身を除く): 146719584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 67, 72, 84, 98, 126, 134, 147, 168, 196, 201, 252, 268, 281, 294, 392, 402, 441, 469, 504, 536, 562, 588, 603, 804, 843, 882, 938, 1124, 1176, 1206, 1407, 1608, 1686, 1764, 1876, 1967, 2248, 2412, 2529, 2814, 3283, 3372, 3528, 3752, 3934, 4221, 4824, 5058, 5628, 5901, 6566, 6744, 7868, 8442, 9849, 10116, 11256, 11802, 13132, 13769, 15736, 16884, 17703, 18827, 19698, 20232, 23604, 26264, 27538, 29547, 33768, 35406, 37654, 39396, 41307, 47208, 55076, 56481, 59094, 70812, 75308, 78792, 82614, 110152, 112962, 118188, 123921, 131789, 141624, 150616, 165228, 169443, 225924, 236376, 247842, 263578, 330456, 338886, 395367, 451848, 495684, 527156, 677772, 790734, 922523, 991368, 1054312, 1186101, 1355544, 1581468, 1845046, 2372202, 2767569, 3162936, 3690092, 4744404, 5535138, 7380184, 8302707, 9488808, 11070276, 16605414, 22140552, 33210828, 66421656]

約数ペア:

[(1, 66421656), (2, 33210828), (3, 22140552), (4, 16605414), (6, 11070276), (7, 9488808), (8, 8302707), (9, 7380184), (12, 5535138), (14, 4744404), (18, 3690092), (21, 3162936), (24, 2767569), (28, 2372202), (36, 1845046), (42, 1581468), (49, 1355544), (56, 1186101), (63, 1054312), (67, 991368), (72, 922523), (84, 790734), (98, 677772), (126, 527156), (134, 495684), (147, 451848), (168, 395367), (196, 338886), (201, 330456), (252, 263578), (268, 247842), (281, 236376), (294, 225924), (392, 169443), (402, 165228), (441, 150616), (469, 141624), (504, 131789), (536, 123921), (562, 118188), (588, 112962), (603, 110152), (804, 82614), (843, 78792), (882, 75308), (938, 70812), (1124, 59094), (1176, 56481), (1206, 55076), (1407, 47208), (1608, 41307), (1686, 39396), (1764, 37654), (1876, 35406), (1967, 33768), (2248, 29547), (2412, 27538), (2529, 26264), (2814, 23604), (3283, 20232), (3372, 19698), (3528, 18827), (3752, 17703), (3934, 16884), (4221, 15736), (4824, 13769), (5058, 13132), (5628, 11802), (5901, 11256), (6566, 10116), (6744, 9849), (7868, 8442)]