87980520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:415

約数の個数: 128

約数和(自身を含む): 278691840

約数和(自身を除く): 190711320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 127, 138, 184, 230, 251, 254, 276, 345, 381, 460, 502, 508, 552, 635, 690, 753, 762, 920, 1004, 1016, 1255, 1270, 1380, 1506, 1524, 1905, 2008, 2510, 2540, 2760, 2921, 3012, 3048, 3765, 3810, 5020, 5080, 5773, 5842, 6024, 7530, 7620, 8763, 10040, 11546, 11684, 14605, 15060, 15240, 17319, 17526, 23092, 23368, 28865, 29210, 30120, 31877, 34638, 35052, 43815, 46184, 57730, 58420, 63754, 69276, 70104, 86595, 87630, 95631, 115460, 116840, 127508, 138552, 159385, 173190, 175260, 191262, 230920, 255016, 318770, 346380, 350520, 382524, 478155, 637540, 692760, 733171, 765048, 956310, 1275080, 1466342, 1912620, 2199513, 2932684, 3665855, 3825240, 4399026, 5865368, 7331710, 8798052, 10997565, 14663420, 17596104, 21995130, 29326840, 43990260, 87980520]

約数ペア:

[(1, 87980520), (2, 43990260), (3, 29326840), (4, 21995130), (5, 17596104), (6, 14663420), (8, 10997565), (10, 8798052), (12, 7331710), (15, 5865368), (20, 4399026), (23, 3825240), (24, 3665855), (30, 2932684), (40, 2199513), (46, 1912620), (60, 1466342), (69, 1275080), (92, 956310), (115, 765048), (120, 733171), (127, 692760), (138, 637540), (184, 478155), (230, 382524), (251, 350520), (254, 346380), (276, 318770), (345, 255016), (381, 230920), (460, 191262), (502, 175260), (508, 173190), (552, 159385), (635, 138552), (690, 127508), (753, 116840), (762, 115460), (920, 95631), (1004, 87630), (1016, 86595), (1255, 70104), (1270, 69276), (1380, 63754), (1506, 58420), (1524, 57730), (1905, 46184), (2008, 43815), (2510, 35052), (2540, 34638), (2760, 31877), (2921, 30120), (3012, 29210), (3048, 28865), (3765, 23368), (3810, 23092), (5020, 17526), (5080, 17319), (5773, 15240), (5842, 15060), (6024, 14605), (7530, 11684), (7620, 11546), (8763, 10040)]