80964738

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 204595200

約数和(自身を除く): 123630462

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 47, 54, 57, 69, 73, 94, 114, 138, 141, 146, 171, 207, 219, 282, 342, 414, 423, 437, 438, 513, 621, 657, 846, 874, 893, 1026, 1081, 1242, 1269, 1311, 1314, 1387, 1679, 1786, 1971, 2162, 2538, 2622, 2679, 2774, 3243, 3358, 3431, 3933, 3942, 4161, 5037, 5358, 6486, 6862, 7866, 8037, 8322, 9729, 10074, 10293, 11799, 12483, 15111, 16074, 19458, 20539, 20586, 23598, 24111, 24966, 29187, 30222, 30879, 31901, 37449, 41078, 45333, 48222, 58374, 61617, 61758, 63802, 65189, 74898, 78913, 90666, 92637, 95703, 123234, 130378, 157826, 184851, 185274, 191406, 195567, 236739, 287109, 369702, 391134, 473478, 554553, 574218, 586701, 710217, 861327, 1109106, 1173402, 1420434, 1499347, 1722654, 1760103, 2130651, 2998694, 3520206, 4261302, 4498041, 8996082, 13494123, 26988246, 40482369, 80964738]

約数ペア:

[(1, 80964738), (2, 40482369), (3, 26988246), (6, 13494123), (9, 8996082), (18, 4498041), (19, 4261302), (23, 3520206), (27, 2998694), (38, 2130651), (46, 1760103), (47, 1722654), (54, 1499347), (57, 1420434), (69, 1173402), (73, 1109106), (94, 861327), (114, 710217), (138, 586701), (141, 574218), (146, 554553), (171, 473478), (207, 391134), (219, 369702), (282, 287109), (342, 236739), (414, 195567), (423, 191406), (437, 185274), (438, 184851), (513, 157826), (621, 130378), (657, 123234), (846, 95703), (874, 92637), (893, 90666), (1026, 78913), (1081, 74898), (1242, 65189), (1269, 63802), (1311, 61758), (1314, 61617), (1387, 58374), (1679, 48222), (1786, 45333), (1971, 41078), (2162, 37449), (2538, 31901), (2622, 30879), (2679, 30222), (2774, 29187), (3243, 24966), (3358, 24111), (3431, 23598), (3933, 20586), (3942, 20539), (4161, 19458), (5037, 16074), (5358, 15111), (6486, 12483), (6862, 11799), (7866, 10293), (8037, 10074), (8322, 9729)]