254180880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{719}}^1$

素因数の和:1229

約数の個数: 120

約数和(自身を含む): 856552320

約数和(自身を除く): 602371440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 491, 719, 720, 982, 1438, 1473, 1964, 2157, 2455, 2876, 2946, 3595, 3928, 4314, 4419, 4910, 5752, 5892, 6471, 7190, 7365, 7856, 8628, 8838, 9820, 10785, 11504, 11784, 12942, 14380, 14730, 17256, 17676, 19640, 21570, 22095, 23568, 25884, 28760, 29460, 32355, 34512, 35352, 39280, 43140, 44190, 51768, 57520, 58920, 64710, 70704, 86280, 88380, 103536, 117840, 129420, 172560, 176760, 258840, 353029, 353520, 517680, 706058, 1059087, 1412116, 1765145, 2118174, 2824232, 3177261, 3530290, 4236348, 5295435, 5648464, 6354522, 7060580, 8472696, 10590870, 12709044, 14121160, 15886305, 16945392, 21181740, 25418088, 28242320, 31772610, 42363480, 50836176, 63545220, 84726960, 127090440, 254180880]

約数ペア:

[(1, 254180880), (2, 127090440), (3, 84726960), (4, 63545220), (5, 50836176), (6, 42363480), (8, 31772610), (9, 28242320), (10, 25418088), (12, 21181740), (15, 16945392), (16, 15886305), (18, 14121160), (20, 12709044), (24, 10590870), (30, 8472696), (36, 7060580), (40, 6354522), (45, 5648464), (48, 5295435), (60, 4236348), (72, 3530290), (80, 3177261), (90, 2824232), (120, 2118174), (144, 1765145), (180, 1412116), (240, 1059087), (360, 706058), (491, 517680), (719, 353520), (720, 353029), (982, 258840), (1438, 176760), (1473, 172560), (1964, 129420), (2157, 117840), (2455, 103536), (2876, 88380), (2946, 86280), (3595, 70704), (3928, 64710), (4314, 58920), (4419, 57520), (4910, 51768), (5752, 44190), (5892, 43140), (6471, 39280), (7190, 35352), (7365, 34512), (7856, 32355), (8628, 29460), (8838, 28760), (9820, 25884), (10785, 23568), (11504, 22095), (11784, 21570), (12942, 19640), (14380, 17676), (14730, 17256)]