78690456

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 239803200

約数和(自身を除く): 161112744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 29, 36, 39, 52, 58, 72, 78, 87, 104, 116, 117, 156, 169, 174, 223, 232, 234, 261, 312, 338, 348, 377, 446, 468, 507, 522, 669, 676, 696, 754, 892, 936, 1014, 1044, 1131, 1338, 1352, 1508, 1521, 1784, 2007, 2028, 2088, 2262, 2676, 2899, 3016, 3042, 3393, 4014, 4056, 4524, 4901, 5352, 5798, 6084, 6467, 6786, 8028, 8697, 9048, 9802, 11596, 12168, 12934, 13572, 14703, 16056, 17394, 19401, 19604, 23192, 25868, 26091, 27144, 29406, 34788, 37687, 38802, 39208, 44109, 51736, 52182, 58203, 58812, 69576, 75374, 77604, 84071, 88218, 104364, 113061, 116406, 117624, 150748, 155208, 168142, 176436, 208728, 226122, 232812, 252213, 301496, 336284, 339183, 352872, 452244, 465624, 504426, 672568, 678366, 756639, 904488, 1008852, 1092923, 1356732, 1513278, 2017704, 2185846, 2713464, 3026556, 3278769, 4371692, 6053112, 6557538, 8743384, 9836307, 13115076, 19672614, 26230152, 39345228, 78690456]

約数ペア:

[(1, 78690456), (2, 39345228), (3, 26230152), (4, 19672614), (6, 13115076), (8, 9836307), (9, 8743384), (12, 6557538), (13, 6053112), (18, 4371692), (24, 3278769), (26, 3026556), (29, 2713464), (36, 2185846), (39, 2017704), (52, 1513278), (58, 1356732), (72, 1092923), (78, 1008852), (87, 904488), (104, 756639), (116, 678366), (117, 672568), (156, 504426), (169, 465624), (174, 452244), (223, 352872), (232, 339183), (234, 336284), (261, 301496), (312, 252213), (338, 232812), (348, 226122), (377, 208728), (446, 176436), (468, 168142), (507, 155208), (522, 150748), (669, 117624), (676, 116406), (696, 113061), (754, 104364), (892, 88218), (936, 84071), (1014, 77604), (1044, 75374), (1131, 69576), (1338, 58812), (1352, 58203), (1508, 52182), (1521, 51736), (1784, 44109), (2007, 39208), (2028, 38802), (2088, 37687), (2262, 34788), (2676, 29406), (2899, 27144), (3016, 26091), (3042, 25868), (3393, 23192), (4014, 19604), (4056, 19401), (4524, 17394), (4901, 16056), (5352, 14703), (5798, 13572), (6084, 12934), (6467, 12168), (6786, 11596), (8028, 9802), (8697, 9048)]