219764440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:509

約数の個数: 128

約数和(自身を含む): 604506240

約数和(自身を除く): 384741800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 137, 140, 170, 238, 274, 280, 337, 340, 476, 548, 595, 674, 680, 685, 952, 959, 1096, 1190, 1348, 1370, 1685, 1918, 2329, 2359, 2380, 2696, 2740, 3370, 3836, 4658, 4718, 4760, 4795, 5480, 5729, 6740, 7672, 9316, 9436, 9590, 11458, 11645, 11795, 13480, 16303, 18632, 18872, 19180, 22916, 23290, 23590, 28645, 32606, 38360, 40103, 45832, 46169, 46580, 47180, 57290, 65212, 80206, 81515, 92338, 93160, 94360, 114580, 130424, 160412, 163030, 184676, 200515, 229160, 230845, 320824, 323183, 326060, 369352, 401030, 461690, 646366, 652120, 784873, 802060, 923380, 1292732, 1569746, 1604120, 1615915, 1846760, 2585464, 3139492, 3231830, 3924365, 5494111, 6278984, 6463660, 7848730, 10988222, 12927320, 15697460, 21976444, 27470555, 31394920, 43952888, 54941110, 109882220, 219764440]

約数ペア:

[(1, 219764440), (2, 109882220), (4, 54941110), (5, 43952888), (7, 31394920), (8, 27470555), (10, 21976444), (14, 15697460), (17, 12927320), (20, 10988222), (28, 7848730), (34, 6463660), (35, 6278984), (40, 5494111), (56, 3924365), (68, 3231830), (70, 3139492), (85, 2585464), (119, 1846760), (136, 1615915), (137, 1604120), (140, 1569746), (170, 1292732), (238, 923380), (274, 802060), (280, 784873), (337, 652120), (340, 646366), (476, 461690), (548, 401030), (595, 369352), (674, 326060), (680, 323183), (685, 320824), (952, 230845), (959, 229160), (1096, 200515), (1190, 184676), (1348, 163030), (1370, 160412), (1685, 130424), (1918, 114580), (2329, 94360), (2359, 93160), (2380, 92338), (2696, 81515), (2740, 80206), (3370, 65212), (3836, 57290), (4658, 47180), (4718, 46580), (4760, 46169), (4795, 45832), (5480, 40103), (5729, 38360), (6740, 32606), (7672, 28645), (9316, 23590), (9436, 23290), (9590, 22916), (11458, 19180), (11645, 18872), (11795, 18632), (13480, 16303)]