140596240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1777}}^1$

素因数の和:1856

約数の個数: 80

約数和(自身を含む): 349227648

約数和(自身を除く): 208631408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 92, 115, 172, 184, 215, 230, 344, 368, 430, 460, 688, 860, 920, 989, 1720, 1777, 1840, 1978, 3440, 3554, 3956, 4945, 7108, 7912, 8885, 9890, 14216, 15824, 17770, 19780, 28432, 35540, 39560, 40871, 71080, 76411, 79120, 81742, 142160, 152822, 163484, 204355, 305644, 326968, 382055, 408710, 611288, 653936, 764110, 817420, 1222576, 1528220, 1634840, 1757453, 3056440, 3269680, 3514906, 6112880, 7029812, 8787265, 14059624, 17574530, 28119248, 35149060, 70298120, 140596240]

約数ペア:

[(1, 140596240), (2, 70298120), (4, 35149060), (5, 28119248), (8, 17574530), (10, 14059624), (16, 8787265), (20, 7029812), (23, 6112880), (40, 3514906), (43, 3269680), (46, 3056440), (80, 1757453), (86, 1634840), (92, 1528220), (115, 1222576), (172, 817420), (184, 764110), (215, 653936), (230, 611288), (344, 408710), (368, 382055), (430, 326968), (460, 305644), (688, 204355), (860, 163484), (920, 152822), (989, 142160), (1720, 81742), (1777, 79120), (1840, 76411), (1978, 71080), (3440, 40871), (3554, 39560), (3956, 35540), (4945, 28432), (7108, 19780), (7912, 17770), (8885, 15824), (9890, 14216)]