128809560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97583}}^1$

素因数の和:97608

約数の個数: 64

約数和(自身を含む): 421562880

約数和(自身を除く): 292753320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 97583, 195166, 292749, 390332, 487915, 585498, 780664, 975830, 1073413, 1170996, 1463745, 1951660, 2146826, 2341992, 2927490, 3220239, 3903320, 4293652, 5367065, 5854980, 6440478, 8587304, 10734130, 11709960, 12880956, 16101195, 21468260, 25761912, 32202390, 42936520, 64404780, 128809560]

約数ペア:

[(1, 128809560), (2, 64404780), (3, 42936520), (4, 32202390), (5, 25761912), (6, 21468260), (8, 16101195), (10, 12880956), (11, 11709960), (12, 10734130), (15, 8587304), (20, 6440478), (22, 5854980), (24, 5367065), (30, 4293652), (33, 3903320), (40, 3220239), (44, 2927490), (55, 2341992), (60, 2146826), (66, 1951660), (88, 1463745), (110, 1170996), (120, 1073413), (132, 975830), (165, 780664), (220, 585498), (264, 487915), (330, 390332), (440, 292749), (660, 195166), (1320, 97583)]