2178589168

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{21589}}^1$

素因数の和:21674

約数の個数: 80

約数和(自身を含む): 5204399040

約数和(自身を除く): 3025809872

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 53, 56, 68, 106, 112, 119, 136, 212, 238, 272, 371, 424, 476, 742, 848, 901, 952, 1484, 1802, 1904, 2968, 3604, 5936, 6307, 7208, 12614, 14416, 21589, 25228, 43178, 50456, 86356, 100912, 151123, 172712, 302246, 345424, 367013, 604492, 734026, 1144217, 1208984, 1468052, 2288434, 2417968, 2569091, 2936104, 4576868, 5138182, 5872208, 8009519, 9153736, 10276364, 16019038, 18307472, 19451689, 20552728, 32038076, 38903378, 41105456, 64076152, 77806756, 128152304, 136161823, 155613512, 272323646, 311227024, 544647292, 1089294584, 2178589168]

約数ペア:

[(1, 2178589168), (2, 1089294584), (4, 544647292), (7, 311227024), (8, 272323646), (14, 155613512), (16, 136161823), (17, 128152304), (28, 77806756), (34, 64076152), (53, 41105456), (56, 38903378), (68, 32038076), (106, 20552728), (112, 19451689), (119, 18307472), (136, 16019038), (212, 10276364), (238, 9153736), (272, 8009519), (371, 5872208), (424, 5138182), (476, 4576868), (742, 2936104), (848, 2569091), (901, 2417968), (952, 2288434), (1484, 1468052), (1802, 1208984), (1904, 1144217), (2968, 734026), (3604, 604492), (5936, 367013), (6307, 345424), (7208, 302246), (12614, 172712), (14416, 151123), (21589, 100912), (25228, 86356), (43178, 50456)]