199057560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127601}}^1$

素因数の和:127628

約数の個数: 64

約数和(自身を含む): 643114080

約数和(自身を除く): 444056520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 127601, 255202, 382803, 510404, 638005, 765606, 1020808, 1276010, 1531212, 1658813, 1914015, 2552020, 3062424, 3317626, 3828030, 4976439, 5104040, 6635252, 7656060, 8294065, 9952878, 13270504, 15312120, 16588130, 19905756, 24882195, 33176260, 39811512, 49764390, 66352520, 99528780, 199057560]

約数ペア:

[(1, 199057560), (2, 99528780), (3, 66352520), (4, 49764390), (5, 39811512), (6, 33176260), (8, 24882195), (10, 19905756), (12, 16588130), (13, 15312120), (15, 13270504), (20, 9952878), (24, 8294065), (26, 7656060), (30, 6635252), (39, 5104040), (40, 4976439), (52, 3828030), (60, 3317626), (65, 3062424), (78, 2552020), (104, 1914015), (120, 1658813), (130, 1531212), (156, 1276010), (195, 1020808), (260, 765606), (312, 638005), (390, 510404), (520, 382803), (780, 255202), (1560, 127601)]