69930280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1823}}^1$

素因数の和:1978

約数の個数: 64

約数和(自身を含む): 181232640

約数和(自身を除く): 111302360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1370, 1823, 1918, 2740, 3646, 3836, 4795, 5480, 7292, 7672, 9115, 9590, 12761, 14584, 18230, 19180, 25522, 36460, 38360, 51044, 63805, 72920, 102088, 127610, 249751, 255220, 499502, 510440, 999004, 1248755, 1748257, 1998008, 2497510, 3496514, 4995020, 6993028, 8741285, 9990040, 13986056, 17482570, 34965140, 69930280]

約数ペア:

[(1, 69930280), (2, 34965140), (4, 17482570), (5, 13986056), (7, 9990040), (8, 8741285), (10, 6993028), (14, 4995020), (20, 3496514), (28, 2497510), (35, 1998008), (40, 1748257), (56, 1248755), (70, 999004), (137, 510440), (140, 499502), (274, 255220), (280, 249751), (548, 127610), (685, 102088), (959, 72920), (1096, 63805), (1370, 51044), (1823, 38360), (1918, 36460), (2740, 25522), (3646, 19180), (3836, 18230), (4795, 14584), (5480, 12761), (7292, 9590), (7672, 9115)]