51228180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4993}}^1$

素因数の和:5030

約数の個数: 96

約数和(自身を含む): 167798400

約数和(自身を除く): 116570220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 4993, 5130, 9986, 10260, 14979, 19972, 24965, 29958, 44937, 49930, 59916, 74895, 89874, 94867, 99860, 134811, 149790, 179748, 189734, 224685, 269622, 284601, 299580, 379468, 449370, 474335, 539244, 569202, 674055, 853803, 898740, 948670, 1138404, 1348110, 1423005, 1707606, 1897340, 2561409, 2696220, 2846010, 3415212, 4269015, 5122818, 5692020, 8538030, 10245636, 12807045, 17076060, 25614090, 51228180]

約数ペア:

[(1, 51228180), (2, 25614090), (3, 17076060), (4, 12807045), (5, 10245636), (6, 8538030), (9, 5692020), (10, 5122818), (12, 4269015), (15, 3415212), (18, 2846010), (19, 2696220), (20, 2561409), (27, 1897340), (30, 1707606), (36, 1423005), (38, 1348110), (45, 1138404), (54, 948670), (57, 898740), (60, 853803), (76, 674055), (90, 569202), (95, 539244), (108, 474335), (114, 449370), (135, 379468), (171, 299580), (180, 284601), (190, 269622), (228, 224685), (270, 189734), (285, 179748), (342, 149790), (380, 134811), (513, 99860), (540, 94867), (570, 89874), (684, 74895), (855, 59916), (1026, 49930), (1140, 44937), (1710, 29958), (2052, 24965), (2565, 19972), (3420, 14979), (4993, 10260), (5130, 9986)]