81574812

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:400

約数の個数: 108

約数和(自身を含む): 231118888

約数和(自身を除く): 149544076

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 61, 66, 99, 121, 122, 132, 183, 198, 242, 244, 307, 363, 366, 396, 484, 549, 614, 671, 726, 732, 921, 1089, 1098, 1228, 1342, 1452, 1842, 2013, 2178, 2196, 2684, 2763, 3377, 3684, 4026, 4356, 5526, 6039, 6754, 7381, 8052, 10131, 11052, 12078, 13508, 14762, 18727, 20262, 22143, 24156, 29524, 30393, 37147, 37454, 40524, 44286, 56181, 60786, 66429, 74294, 74908, 88572, 111441, 112362, 121572, 132858, 148588, 168543, 205997, 222882, 224724, 265716, 334323, 337086, 411994, 445764, 617991, 668646, 674172, 823988, 1235982, 1337292, 1853973, 2265967, 2471964, 3707946, 4531934, 6797901, 7415892, 9063868, 13595802, 20393703, 27191604, 40787406, 81574812]

約数ペア:

[(1, 81574812), (2, 40787406), (3, 27191604), (4, 20393703), (6, 13595802), (9, 9063868), (11, 7415892), (12, 6797901), (18, 4531934), (22, 3707946), (33, 2471964), (36, 2265967), (44, 1853973), (61, 1337292), (66, 1235982), (99, 823988), (121, 674172), (122, 668646), (132, 617991), (183, 445764), (198, 411994), (242, 337086), (244, 334323), (307, 265716), (363, 224724), (366, 222882), (396, 205997), (484, 168543), (549, 148588), (614, 132858), (671, 121572), (726, 112362), (732, 111441), (921, 88572), (1089, 74908), (1098, 74294), (1228, 66429), (1342, 60786), (1452, 56181), (1842, 44286), (2013, 40524), (2178, 37454), (2196, 37147), (2684, 30393), (2763, 29524), (3377, 24156), (3684, 22143), (4026, 20262), (4356, 18727), (5526, 14762), (6039, 13508), (6754, 12078), (7381, 11052), (8052, 10131)]