81755784

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1811}}^1$

素因数の和:1856

約数の個数: 128

約数和(自身を含む): 260928000

約数和(自身を除く): 179172216

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 27, 33, 36, 38, 44, 54, 57, 66, 72, 76, 88, 99, 108, 114, 132, 152, 171, 198, 209, 216, 228, 264, 297, 342, 396, 418, 456, 513, 594, 627, 684, 792, 836, 1026, 1188, 1254, 1368, 1672, 1811, 1881, 2052, 2376, 2508, 3622, 3762, 4104, 5016, 5433, 5643, 7244, 7524, 10866, 11286, 14488, 15048, 16299, 19921, 21732, 22572, 32598, 34409, 39842, 43464, 45144, 48897, 59763, 65196, 68818, 79684, 97794, 103227, 119526, 130392, 137636, 159368, 179289, 195588, 206454, 239052, 275272, 309681, 358578, 378499, 391176, 412908, 478104, 537867, 619362, 717156, 756998, 825816, 929043, 1075734, 1135497, 1238724, 1434312, 1513996, 1858086, 2151468, 2270994, 2477448, 3027992, 3406491, 3716172, 4302936, 4541988, 6812982, 7432344, 9083976, 10219473, 13625964, 20438946, 27251928, 40877892, 81755784]

約数ペア:

[(1, 81755784), (2, 40877892), (3, 27251928), (4, 20438946), (6, 13625964), (8, 10219473), (9, 9083976), (11, 7432344), (12, 6812982), (18, 4541988), (19, 4302936), (22, 3716172), (24, 3406491), (27, 3027992), (33, 2477448), (36, 2270994), (38, 2151468), (44, 1858086), (54, 1513996), (57, 1434312), (66, 1238724), (72, 1135497), (76, 1075734), (88, 929043), (99, 825816), (108, 756998), (114, 717156), (132, 619362), (152, 537867), (171, 478104), (198, 412908), (209, 391176), (216, 378499), (228, 358578), (264, 309681), (297, 275272), (342, 239052), (396, 206454), (418, 195588), (456, 179289), (513, 159368), (594, 137636), (627, 130392), (684, 119526), (792, 103227), (836, 97794), (1026, 79684), (1188, 68818), (1254, 65196), (1368, 59763), (1672, 48897), (1811, 45144), (1881, 43464), (2052, 39842), (2376, 34409), (2508, 32598), (3622, 22572), (3762, 21732), (4104, 19921), (5016, 16299), (5433, 15048), (5643, 14488), (7244, 11286), (7524, 10866)]