161423856

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1009}}^1$

素因数の和:1135

約数の個数: 120

約数和(自身を含む): 498204720

約数和(自身を除く): 336780864

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 101, 132, 144, 176, 198, 202, 264, 303, 396, 404, 528, 606, 792, 808, 909, 1009, 1111, 1212, 1584, 1616, 1818, 2018, 2222, 2424, 3027, 3333, 3636, 4036, 4444, 4848, 6054, 6666, 7272, 8072, 8888, 9081, 9999, 11099, 12108, 13332, 14544, 16144, 17776, 18162, 19998, 22198, 24216, 26664, 33297, 36324, 39996, 44396, 48432, 53328, 66594, 72648, 79992, 88792, 99891, 101909, 133188, 145296, 159984, 177584, 199782, 203818, 266376, 305727, 399564, 407636, 532752, 611454, 799128, 815272, 917181, 1120999, 1222908, 1598256, 1630544, 1834362, 2241998, 2445816, 3362997, 3668724, 4483996, 4891632, 6725994, 7337448, 8967992, 10088991, 13451988, 14674896, 17935984, 20177982, 26903976, 40355964, 53807952, 80711928, 161423856]

約数ペア:

[(1, 161423856), (2, 80711928), (3, 53807952), (4, 40355964), (6, 26903976), (8, 20177982), (9, 17935984), (11, 14674896), (12, 13451988), (16, 10088991), (18, 8967992), (22, 7337448), (24, 6725994), (33, 4891632), (36, 4483996), (44, 3668724), (48, 3362997), (66, 2445816), (72, 2241998), (88, 1834362), (99, 1630544), (101, 1598256), (132, 1222908), (144, 1120999), (176, 917181), (198, 815272), (202, 799128), (264, 611454), (303, 532752), (396, 407636), (404, 399564), (528, 305727), (606, 266376), (792, 203818), (808, 199782), (909, 177584), (1009, 159984), (1111, 145296), (1212, 133188), (1584, 101909), (1616, 99891), (1818, 88792), (2018, 79992), (2222, 72648), (2424, 66594), (3027, 53328), (3333, 48432), (3636, 44396), (4036, 39996), (4444, 36324), (4848, 33297), (6054, 26664), (6666, 24216), (7272, 22198), (8072, 19998), (8888, 18162), (9081, 17776), (9999, 16144), (11099, 14544), (12108, 13332)]