164203884

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20639}}^1$

素因数の和:20679

約数の個数: 72

約数和(自身を含む): 473316480

約数和(自身を除く): 309112596

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 20639, 41278, 61917, 82556, 123834, 185751, 247668, 268307, 350863, 371502, 536614, 701726, 743004, 804921, 1052589, 1073228, 1403452, 1609842, 2105178, 2414763, 3157767, 3219684, 4210356, 4561219, 4829526, 6315534, 9122438, 9659052, 12631068, 13683657, 18244876, 27367314, 41050971, 54734628, 82101942, 164203884]

約数ペア:

[(1, 164203884), (2, 82101942), (3, 54734628), (4, 41050971), (6, 27367314), (9, 18244876), (12, 13683657), (13, 12631068), (17, 9659052), (18, 9122438), (26, 6315534), (34, 4829526), (36, 4561219), (39, 4210356), (51, 3219684), (52, 3157767), (68, 2414763), (78, 2105178), (102, 1609842), (117, 1403452), (153, 1073228), (156, 1052589), (204, 804921), (221, 743004), (234, 701726), (306, 536614), (442, 371502), (468, 350863), (612, 268307), (663, 247668), (884, 185751), (1326, 123834), (1989, 82556), (2652, 61917), (3978, 41278), (7956, 20639)]