77821656

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 225884160

約数和(自身を除く): 148062504

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 37, 44, 62, 66, 74, 88, 93, 111, 124, 132, 148, 186, 222, 248, 257, 264, 296, 341, 372, 407, 444, 514, 682, 744, 771, 814, 888, 1023, 1028, 1147, 1221, 1364, 1542, 1628, 2046, 2056, 2294, 2442, 2728, 2827, 3084, 3256, 3441, 4092, 4588, 4884, 5654, 6168, 6882, 7967, 8184, 8481, 9176, 9509, 9768, 11308, 12617, 13764, 15934, 16962, 19018, 22616, 23901, 25234, 27528, 28527, 31868, 33924, 37851, 38036, 47802, 50468, 57054, 63736, 67848, 75702, 76072, 87637, 95604, 100936, 104599, 114108, 151404, 175274, 191208, 209198, 228216, 262911, 294779, 302808, 313797, 350548, 418396, 525822, 589558, 627594, 701096, 836792, 884337, 1051644, 1179116, 1255188, 1768674, 2103288, 2358232, 2510376, 3242569, 3537348, 6485138, 7074696, 9727707, 12970276, 19455414, 25940552, 38910828, 77821656]

約数ペア:

[(1, 77821656), (2, 38910828), (3, 25940552), (4, 19455414), (6, 12970276), (8, 9727707), (11, 7074696), (12, 6485138), (22, 3537348), (24, 3242569), (31, 2510376), (33, 2358232), (37, 2103288), (44, 1768674), (62, 1255188), (66, 1179116), (74, 1051644), (88, 884337), (93, 836792), (111, 701096), (124, 627594), (132, 589558), (148, 525822), (186, 418396), (222, 350548), (248, 313797), (257, 302808), (264, 294779), (296, 262911), (341, 228216), (372, 209198), (407, 191208), (444, 175274), (514, 151404), (682, 114108), (744, 104599), (771, 100936), (814, 95604), (888, 87637), (1023, 76072), (1028, 75702), (1147, 67848), (1221, 63736), (1364, 57054), (1542, 50468), (1628, 47802), (2046, 38036), (2056, 37851), (2294, 33924), (2442, 31868), (2728, 28527), (2827, 27528), (3084, 25234), (3256, 23901), (3441, 22616), (4092, 19018), (4588, 16962), (4884, 15934), (5654, 13764), (6168, 12617), (6882, 11308), (7967, 9768), (8184, 9509), (8481, 9176)]