140712720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18913}}^1$

素因数の和:18960

約数の個数: 80

約数和(自身を含む): 450304512

約数和(自身を除く): 309591792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 18913, 37826, 56739, 75652, 94565, 113478, 151304, 189130, 226956, 283695, 302608, 378260, 453912, 567390, 586303, 756520, 907824, 1134780, 1172606, 1513040, 1758909, 2269560, 2345212, 2931515, 3517818, 4539120, 4690424, 5863030, 7035636, 8794545, 9380848, 11726060, 14071272, 17589090, 23452120, 28142544, 35178180, 46904240, 70356360, 140712720]

約数ペア:

[(1, 140712720), (2, 70356360), (3, 46904240), (4, 35178180), (5, 28142544), (6, 23452120), (8, 17589090), (10, 14071272), (12, 11726060), (15, 9380848), (16, 8794545), (20, 7035636), (24, 5863030), (30, 4690424), (31, 4539120), (40, 3517818), (48, 2931515), (60, 2345212), (62, 2269560), (80, 1758909), (93, 1513040), (120, 1172606), (124, 1134780), (155, 907824), (186, 756520), (240, 586303), (248, 567390), (310, 453912), (372, 378260), (465, 302608), (496, 283695), (620, 226956), (744, 189130), (930, 151304), (1240, 113478), (1488, 94565), (1860, 75652), (2480, 56739), (3720, 37826), (7440, 18913)]