8185240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 128

約数和(自身を含む): 23224320

約数和(自身を除く): 15039080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 41, 46, 56, 62, 70, 82, 92, 115, 124, 140, 155, 161, 164, 184, 205, 217, 230, 248, 280, 287, 310, 322, 328, 410, 434, 460, 574, 620, 644, 713, 805, 820, 868, 920, 943, 1085, 1148, 1240, 1271, 1288, 1426, 1435, 1610, 1640, 1736, 1886, 2170, 2296, 2542, 2852, 2870, 3220, 3565, 3772, 4340, 4715, 4991, 5084, 5704, 5740, 6355, 6440, 6601, 7130, 7544, 8680, 8897, 9430, 9982, 10168, 11480, 12710, 13202, 14260, 17794, 18860, 19964, 24955, 25420, 26404, 28520, 29233, 33005, 35588, 37720, 39928, 44485, 49910, 50840, 52808, 58466, 66010, 71176, 88970, 99820, 116932, 132020, 146165, 177940, 199640, 204631, 233864, 264040, 292330, 355880, 409262, 584660, 818524, 1023155, 1169320, 1637048, 2046310, 4092620, 8185240]

約数ペア:

[(1, 8185240), (2, 4092620), (4, 2046310), (5, 1637048), (7, 1169320), (8, 1023155), (10, 818524), (14, 584660), (20, 409262), (23, 355880), (28, 292330), (31, 264040), (35, 233864), (40, 204631), (41, 199640), (46, 177940), (56, 146165), (62, 132020), (70, 116932), (82, 99820), (92, 88970), (115, 71176), (124, 66010), (140, 58466), (155, 52808), (161, 50840), (164, 49910), (184, 44485), (205, 39928), (217, 37720), (230, 35588), (248, 33005), (280, 29233), (287, 28520), (310, 26404), (322, 25420), (328, 24955), (410, 19964), (434, 18860), (460, 17794), (574, 14260), (620, 13202), (644, 12710), (713, 11480), (805, 10168), (820, 9982), (868, 9430), (920, 8897), (943, 8680), (1085, 7544), (1148, 7130), (1240, 6601), (1271, 6440), (1288, 6355), (1426, 5740), (1435, 5704), (1610, 5084), (1640, 4991), (1736, 4715), (1886, 4340), (2170, 3772), (2296, 3565), (2542, 3220), (2852, 2870)]