123132020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 312503184

約数和(自身を除く): 189371164

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 41, 44, 55, 68, 73, 82, 85, 110, 121, 146, 164, 170, 187, 205, 220, 242, 292, 340, 365, 374, 410, 451, 484, 605, 697, 730, 748, 803, 820, 902, 935, 1210, 1241, 1394, 1460, 1606, 1804, 1870, 2057, 2255, 2420, 2482, 2788, 2993, 3212, 3485, 3740, 4015, 4114, 4510, 4961, 4964, 5986, 6205, 6970, 7667, 8030, 8228, 8833, 9020, 9922, 10285, 11972, 12410, 13651, 13940, 14965, 15334, 16060, 17666, 19844, 20570, 24805, 24820, 27302, 29930, 30668, 32923, 35332, 38335, 41140, 44165, 49610, 50881, 54604, 59860, 65846, 68255, 76670, 84337, 88330, 99220, 101762, 131692, 136510, 150161, 153340, 164615, 168674, 176660, 203524, 254405, 273020, 300322, 329230, 337348, 362153, 421685, 508810, 559691, 600644, 658460, 724306, 750805, 843370, 1017620, 1119382, 1448612, 1501610, 1686740, 1810765, 2238764, 2798455, 3003220, 3621530, 5596910, 6156601, 7243060, 11193820, 12313202, 24626404, 30783005, 61566010, 123132020]

約数ペア:

[(1, 123132020), (2, 61566010), (4, 30783005), (5, 24626404), (10, 12313202), (11, 11193820), (17, 7243060), (20, 6156601), (22, 5596910), (34, 3621530), (41, 3003220), (44, 2798455), (55, 2238764), (68, 1810765), (73, 1686740), (82, 1501610), (85, 1448612), (110, 1119382), (121, 1017620), (146, 843370), (164, 750805), (170, 724306), (187, 658460), (205, 600644), (220, 559691), (242, 508810), (292, 421685), (340, 362153), (365, 337348), (374, 329230), (410, 300322), (451, 273020), (484, 254405), (605, 203524), (697, 176660), (730, 168674), (748, 164615), (803, 153340), (820, 150161), (902, 136510), (935, 131692), (1210, 101762), (1241, 99220), (1394, 88330), (1460, 84337), (1606, 76670), (1804, 68255), (1870, 65846), (2057, 59860), (2255, 54604), (2420, 50881), (2482, 49610), (2788, 44165), (2993, 41140), (3212, 38335), (3485, 35332), (3740, 32923), (4015, 30668), (4114, 29930), (4510, 27302), (4961, 24820), (4964, 24805), (5986, 20570), (6205, 19844), (6970, 17666), (7667, 16060), (8030, 15334), (8228, 14965), (8833, 13940), (9020, 13651), (9922, 12410), (10285, 11972)]