206835160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 558835200

約数和(自身を除く): 352000040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 43, 56, 70, 82, 86, 140, 164, 172, 205, 215, 280, 287, 301, 328, 344, 410, 419, 430, 574, 602, 820, 838, 860, 1148, 1204, 1435, 1505, 1640, 1676, 1720, 1763, 2095, 2296, 2408, 2870, 2933, 3010, 3352, 3526, 4190, 5740, 5866, 6020, 7052, 8380, 8815, 11480, 11732, 12040, 12341, 14104, 14665, 16760, 17179, 17630, 18017, 23464, 24682, 29330, 34358, 35260, 36034, 49364, 58660, 61705, 68716, 70520, 72068, 85895, 90085, 98728, 117320, 120253, 123410, 126119, 137432, 144136, 171790, 180170, 240506, 246820, 252238, 343580, 360340, 481012, 493640, 504476, 601265, 630595, 687160, 720680, 738697, 962024, 1008952, 1202530, 1261190, 1477394, 2405060, 2522380, 2954788, 3693485, 4810120, 5044760, 5170879, 5909576, 7386970, 10341758, 14773940, 20683516, 25854395, 29547880, 41367032, 51708790, 103417580, 206835160]

約数ペア:

[(1, 206835160), (2, 103417580), (4, 51708790), (5, 41367032), (7, 29547880), (8, 25854395), (10, 20683516), (14, 14773940), (20, 10341758), (28, 7386970), (35, 5909576), (40, 5170879), (41, 5044760), (43, 4810120), (56, 3693485), (70, 2954788), (82, 2522380), (86, 2405060), (140, 1477394), (164, 1261190), (172, 1202530), (205, 1008952), (215, 962024), (280, 738697), (287, 720680), (301, 687160), (328, 630595), (344, 601265), (410, 504476), (419, 493640), (430, 481012), (574, 360340), (602, 343580), (820, 252238), (838, 246820), (860, 240506), (1148, 180170), (1204, 171790), (1435, 144136), (1505, 137432), (1640, 126119), (1676, 123410), (1720, 120253), (1763, 117320), (2095, 98728), (2296, 90085), (2408, 85895), (2870, 72068), (2933, 70520), (3010, 68716), (3352, 61705), (3526, 58660), (4190, 49364), (5740, 36034), (5866, 35260), (6020, 34358), (7052, 29330), (8380, 24682), (8815, 23464), (11480, 18017), (11732, 17630), (12040, 17179), (12341, 16760), (14104, 14665)]