86581680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21221}}^1$

素因数の和:21254

約数の個数: 80

約数和(自身を含む): 284205024

約数和(自身を除く): 197623344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 21221, 42442, 63663, 84884, 106105, 127326, 169768, 212210, 254652, 318315, 339536, 360757, 424420, 509304, 636630, 721514, 848840, 1018608, 1082271, 1273260, 1443028, 1697680, 1803785, 2164542, 2546520, 2886056, 3607570, 4329084, 5093040, 5411355, 5772112, 7215140, 8658168, 10822710, 14430280, 17316336, 21645420, 28860560, 43290840, 86581680]

約数ペア:

[(1, 86581680), (2, 43290840), (3, 28860560), (4, 21645420), (5, 17316336), (6, 14430280), (8, 10822710), (10, 8658168), (12, 7215140), (15, 5772112), (16, 5411355), (17, 5093040), (20, 4329084), (24, 3607570), (30, 2886056), (34, 2546520), (40, 2164542), (48, 1803785), (51, 1697680), (60, 1443028), (68, 1273260), (80, 1082271), (85, 1018608), (102, 848840), (120, 721514), (136, 636630), (170, 509304), (204, 424420), (240, 360757), (255, 339536), (272, 318315), (340, 254652), (408, 212210), (510, 169768), (680, 127326), (816, 106105), (1020, 84884), (1360, 63663), (2040, 42442), (4080, 21221)]