139399120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:897

約数の個数: 120

約数和(自身を含む): 386252064

約数和(自身を除く): 246852944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 49, 56, 70, 80, 86, 98, 112, 140, 172, 196, 215, 245, 280, 301, 344, 392, 430, 490, 560, 602, 688, 784, 827, 860, 980, 1204, 1505, 1654, 1720, 1960, 2107, 2408, 3010, 3308, 3440, 3920, 4135, 4214, 4816, 5789, 6020, 6616, 8270, 8428, 10535, 11578, 12040, 13232, 16540, 16856, 21070, 23156, 24080, 28945, 33080, 33712, 35561, 40523, 42140, 46312, 57890, 66160, 71122, 81046, 84280, 92624, 115780, 142244, 162092, 168560, 177805, 202615, 231560, 248927, 284488, 324184, 355610, 405230, 463120, 497854, 568976, 648368, 711220, 810460, 995708, 1244635, 1422440, 1620920, 1742489, 1991416, 2489270, 2844880, 3241840, 3484978, 3982832, 4978540, 6969956, 8712445, 9957080, 13939912, 17424890, 19914160, 27879824, 34849780, 69699560, 139399120]

約数ペア:

[(1, 139399120), (2, 69699560), (4, 34849780), (5, 27879824), (7, 19914160), (8, 17424890), (10, 13939912), (14, 9957080), (16, 8712445), (20, 6969956), (28, 4978540), (35, 3982832), (40, 3484978), (43, 3241840), (49, 2844880), (56, 2489270), (70, 1991416), (80, 1742489), (86, 1620920), (98, 1422440), (112, 1244635), (140, 995708), (172, 810460), (196, 711220), (215, 648368), (245, 568976), (280, 497854), (301, 463120), (344, 405230), (392, 355610), (430, 324184), (490, 284488), (560, 248927), (602, 231560), (688, 202615), (784, 177805), (827, 168560), (860, 162092), (980, 142244), (1204, 115780), (1505, 92624), (1654, 84280), (1720, 81046), (1960, 71122), (2107, 66160), (2408, 57890), (3010, 46312), (3308, 42140), (3440, 40523), (3920, 35561), (4135, 33712), (4214, 33080), (4816, 28945), (5789, 24080), (6020, 23156), (6616, 21070), (8270, 16856), (8428, 16540), (10535, 13232), (11578, 12040)]