66521880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{719}}^1$

素因数の和:993

約数の個数: 96

約数和(自身を含む): 217339200

約数和(自身を除く): 150817320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 257, 360, 514, 719, 771, 1028, 1285, 1438, 1542, 2056, 2157, 2313, 2570, 2876, 3084, 3595, 3855, 4314, 4626, 5140, 5752, 6168, 6471, 7190, 7710, 8628, 9252, 10280, 10785, 11565, 12942, 14380, 15420, 17256, 18504, 21570, 23130, 25884, 28760, 30840, 32355, 43140, 46260, 51768, 64710, 86280, 92520, 129420, 184783, 258840, 369566, 554349, 739132, 923915, 1108698, 1478264, 1663047, 1847830, 2217396, 2771745, 3326094, 3695660, 4434792, 5543490, 6652188, 7391320, 8315235, 11086980, 13304376, 16630470, 22173960, 33260940, 66521880]

約数ペア:

[(1, 66521880), (2, 33260940), (3, 22173960), (4, 16630470), (5, 13304376), (6, 11086980), (8, 8315235), (9, 7391320), (10, 6652188), (12, 5543490), (15, 4434792), (18, 3695660), (20, 3326094), (24, 2771745), (30, 2217396), (36, 1847830), (40, 1663047), (45, 1478264), (60, 1108698), (72, 923915), (90, 739132), (120, 554349), (180, 369566), (257, 258840), (360, 184783), (514, 129420), (719, 92520), (771, 86280), (1028, 64710), (1285, 51768), (1438, 46260), (1542, 43140), (2056, 32355), (2157, 30840), (2313, 28760), (2570, 25884), (2876, 23130), (3084, 21570), (3595, 18504), (3855, 17256), (4314, 15420), (4626, 14380), (5140, 12942), (5752, 11565), (6168, 10785), (6471, 10280), (7190, 9252), (7710, 8628)]