81660852

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1227

約数の個数: 144

約数和(自身を含む): 265446720

約数和(自身を除く): 183785868

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 49, 52, 54, 63, 78, 84, 91, 98, 108, 117, 126, 147, 156, 182, 189, 196, 234, 252, 273, 294, 351, 364, 378, 441, 468, 546, 588, 637, 702, 756, 819, 882, 1092, 1187, 1274, 1323, 1404, 1638, 1764, 1911, 2374, 2457, 2548, 2646, 3276, 3561, 3822, 4748, 4914, 5292, 5733, 7122, 7644, 8309, 9828, 10683, 11466, 14244, 15431, 16618, 17199, 21366, 22932, 24927, 30862, 32049, 33236, 34398, 42732, 46293, 49854, 58163, 61724, 64098, 68796, 74781, 92586, 99708, 108017, 116326, 128196, 138879, 149562, 174489, 185172, 216034, 224343, 232652, 277758, 299124, 324051, 348978, 416637, 432068, 448686, 523467, 555516, 648102, 697956, 756119, 833274, 897372, 972153, 1046934, 1296204, 1512238, 1570401, 1666548, 1944306, 2093868, 2268357, 2916459, 3024476, 3140802, 3888612, 4536714, 5832918, 6281604, 6805071, 9073428, 11665836, 13610142, 20415213, 27220284, 40830426, 81660852]

約数ペア:

[(1, 81660852), (2, 40830426), (3, 27220284), (4, 20415213), (6, 13610142), (7, 11665836), (9, 9073428), (12, 6805071), (13, 6281604), (14, 5832918), (18, 4536714), (21, 3888612), (26, 3140802), (27, 3024476), (28, 2916459), (36, 2268357), (39, 2093868), (42, 1944306), (49, 1666548), (52, 1570401), (54, 1512238), (63, 1296204), (78, 1046934), (84, 972153), (91, 897372), (98, 833274), (108, 756119), (117, 697956), (126, 648102), (147, 555516), (156, 523467), (182, 448686), (189, 432068), (196, 416637), (234, 348978), (252, 324051), (273, 299124), (294, 277758), (351, 232652), (364, 224343), (378, 216034), (441, 185172), (468, 174489), (546, 149562), (588, 138879), (637, 128196), (702, 116326), (756, 108017), (819, 99708), (882, 92586), (1092, 74781), (1187, 68796), (1274, 64098), (1323, 61724), (1404, 58163), (1638, 49854), (1764, 46293), (1911, 42732), (2374, 34398), (2457, 33236), (2548, 32049), (2646, 30862), (3276, 24927), (3561, 22932), (3822, 21366), (4748, 17199), (4914, 16618), (5292, 15431), (5733, 14244), (7122, 11466), (7644, 10683), (8309, 9828)]