128212084

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 315318528

約数和(自身を除く): 187106444

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 41, 44, 52, 71, 77, 82, 91, 121, 142, 143, 154, 164, 182, 242, 284, 286, 287, 308, 364, 451, 484, 497, 533, 572, 574, 781, 847, 902, 923, 994, 1001, 1066, 1148, 1562, 1573, 1694, 1804, 1846, 1988, 2002, 2132, 2911, 3124, 3146, 3157, 3388, 3692, 3731, 4004, 4961, 5467, 5822, 5863, 6292, 6314, 6461, 7462, 8591, 9922, 10153, 10934, 11011, 11644, 11726, 12628, 12922, 14924, 17182, 19844, 20306, 20377, 21868, 22022, 23452, 25844, 32021, 34364, 34727, 37843, 40612, 40754, 41041, 44044, 60137, 64042, 64493, 69454, 71071, 75686, 81508, 82082, 111683, 120274, 128084, 128986, 138908, 142142, 151372, 164164, 223366, 224147, 240548, 257972, 264901, 284284, 352231, 416273, 446732, 448294, 451451, 529802, 704462, 781781, 832546, 896588, 902902, 1059604, 1408924, 1563562, 1665092, 1805804, 2465617, 2913911, 3127124, 4579003, 4931234, 5827822, 9158006, 9862468, 11655644, 18316012, 32053021, 64106042, 128212084]

約数ペア:

[(1, 128212084), (2, 64106042), (4, 32053021), (7, 18316012), (11, 11655644), (13, 9862468), (14, 9158006), (22, 5827822), (26, 4931234), (28, 4579003), (41, 3127124), (44, 2913911), (52, 2465617), (71, 1805804), (77, 1665092), (82, 1563562), (91, 1408924), (121, 1059604), (142, 902902), (143, 896588), (154, 832546), (164, 781781), (182, 704462), (242, 529802), (284, 451451), (286, 448294), (287, 446732), (308, 416273), (364, 352231), (451, 284284), (484, 264901), (497, 257972), (533, 240548), (572, 224147), (574, 223366), (781, 164164), (847, 151372), (902, 142142), (923, 138908), (994, 128986), (1001, 128084), (1066, 120274), (1148, 111683), (1562, 82082), (1573, 81508), (1694, 75686), (1804, 71071), (1846, 69454), (1988, 64493), (2002, 64042), (2132, 60137), (2911, 44044), (3124, 41041), (3146, 40754), (3157, 40612), (3388, 37843), (3692, 34727), (3731, 34364), (4004, 32021), (4961, 25844), (5467, 23452), (5822, 22022), (5863, 21868), (6292, 20377), (6314, 20306), (6461, 19844), (7462, 17182), (8591, 14924), (9922, 12922), (10153, 12628), (10934, 11726), (11011, 11644)]