128366864

素因数分解:

$2^4\times {\mathrm{17}}^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 80

約数和(自身を含む): 279624960

約数和(自身を除く): 151258096

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 71, 92, 136, 142, 184, 272, 284, 289, 368, 391, 568, 578, 782, 1136, 1156, 1207, 1564, 1633, 2312, 2414, 3128, 3266, 4624, 4828, 4913, 6256, 6532, 6647, 9656, 9826, 13064, 13294, 19312, 19652, 20519, 26128, 26588, 27761, 39304, 41038, 53176, 55522, 78608, 82076, 106352, 111044, 112999, 164152, 222088, 225998, 328304, 348823, 444176, 451996, 471937, 697646, 903992, 943874, 1395292, 1807984, 1887748, 2790584, 3775496, 5581168, 7550992, 8022929, 16045858, 32091716, 64183432, 128366864]

約数ペア:

[(1, 128366864), (2, 64183432), (4, 32091716), (8, 16045858), (16, 8022929), (17, 7550992), (23, 5581168), (34, 3775496), (46, 2790584), (68, 1887748), (71, 1807984), (92, 1395292), (136, 943874), (142, 903992), (184, 697646), (272, 471937), (284, 451996), (289, 444176), (368, 348823), (391, 328304), (568, 225998), (578, 222088), (782, 164152), (1136, 112999), (1156, 111044), (1207, 106352), (1564, 82076), (1633, 78608), (2312, 55522), (2414, 53176), (3128, 41038), (3266, 39304), (4624, 27761), (4828, 26588), (4913, 26128), (6256, 20519), (6532, 19652), (6647, 19312), (9656, 13294), (9826, 13064)]