128644516

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 322600320

約数和(自身を除く): 193955804

約数列:

[1, 2, 4, 7, 11, 13, 14, 19, 22, 26, 28, 38, 44, 52, 76, 77, 89, 91, 133, 143, 154, 178, 182, 209, 247, 266, 286, 308, 356, 361, 364, 418, 494, 532, 572, 623, 722, 836, 979, 988, 1001, 1157, 1246, 1444, 1463, 1691, 1729, 1958, 2002, 2314, 2492, 2527, 2717, 2926, 3382, 3458, 3916, 3971, 4004, 4628, 4693, 5054, 5434, 5852, 6764, 6853, 6916, 7942, 8099, 9386, 10108, 10868, 11837, 12727, 13706, 15884, 16198, 18601, 18772, 19019, 21983, 23674, 25454, 27412, 27797, 32129, 32396, 32851, 37202, 38038, 43966, 47348, 50908, 51623, 55594, 64258, 65702, 74404, 76076, 87932, 89089, 103246, 111188, 128516, 130207, 131404, 153881, 178178, 206492, 224903, 241813, 260414, 307762, 353419, 356356, 361361, 417677, 449806, 483626, 520828, 615524, 706838, 722722, 835354, 899612, 967252, 1413676, 1445444, 1670708, 1692691, 2473933, 2923739, 3385382, 4594447, 4947866, 5847478, 6770764, 9188894, 9895732, 11694956, 18377788, 32161129, 64322258, 128644516]

約数ペア:

[(1, 128644516), (2, 64322258), (4, 32161129), (7, 18377788), (11, 11694956), (13, 9895732), (14, 9188894), (19, 6770764), (22, 5847478), (26, 4947866), (28, 4594447), (38, 3385382), (44, 2923739), (52, 2473933), (76, 1692691), (77, 1670708), (89, 1445444), (91, 1413676), (133, 967252), (143, 899612), (154, 835354), (178, 722722), (182, 706838), (209, 615524), (247, 520828), (266, 483626), (286, 449806), (308, 417677), (356, 361361), (361, 356356), (364, 353419), (418, 307762), (494, 260414), (532, 241813), (572, 224903), (623, 206492), (722, 178178), (836, 153881), (979, 131404), (988, 130207), (1001, 128516), (1157, 111188), (1246, 103246), (1444, 89089), (1463, 87932), (1691, 76076), (1729, 74404), (1958, 65702), (2002, 64258), (2314, 55594), (2492, 51623), (2527, 50908), (2717, 47348), (2926, 43966), (3382, 38038), (3458, 37202), (3916, 32851), (3971, 32396), (4004, 32129), (4628, 27797), (4693, 27412), (5054, 25454), (5434, 23674), (5852, 21983), (6764, 19019), (6853, 18772), (6916, 18601), (7942, 16198), (8099, 15884), (9386, 13706), (10108, 12727), (10868, 11837)]