131049380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1979}}^1$

素因数の和:2049

約数の個数: 96

約数和(自身を含む): 351267840

約数和(自身を除く): 220218460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 55, 70, 77, 86, 110, 140, 154, 172, 215, 220, 301, 308, 385, 430, 473, 602, 770, 860, 946, 1204, 1505, 1540, 1892, 1979, 2365, 3010, 3311, 3958, 4730, 6020, 6622, 7916, 9460, 9895, 13244, 13853, 16555, 19790, 21769, 27706, 33110, 39580, 43538, 55412, 66220, 69265, 85097, 87076, 108845, 138530, 152383, 170194, 217690, 277060, 304766, 340388, 425485, 435380, 595679, 609532, 761915, 850970, 936067, 1191358, 1523830, 1701940, 1872134, 2382716, 2978395, 3047660, 3744268, 4680335, 5956790, 6552469, 9360670, 11913580, 13104938, 18721340, 26209876, 32762345, 65524690, 131049380]

約数ペア:

[(1, 131049380), (2, 65524690), (4, 32762345), (5, 26209876), (7, 18721340), (10, 13104938), (11, 11913580), (14, 9360670), (20, 6552469), (22, 5956790), (28, 4680335), (35, 3744268), (43, 3047660), (44, 2978395), (55, 2382716), (70, 1872134), (77, 1701940), (86, 1523830), (110, 1191358), (140, 936067), (154, 850970), (172, 761915), (215, 609532), (220, 595679), (301, 435380), (308, 425485), (385, 340388), (430, 304766), (473, 277060), (602, 217690), (770, 170194), (860, 152383), (946, 138530), (1204, 108845), (1505, 87076), (1540, 85097), (1892, 69265), (1979, 66220), (2365, 55412), (3010, 43538), (3311, 39580), (3958, 33110), (4730, 27706), (6020, 21769), (6622, 19790), (7916, 16555), (9460, 13853), (9895, 13244)]