8171760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 25712640

約数和(自身を除く): 17540880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 431, 474, 632, 790, 862, 948, 1185, 1264, 1293, 1580, 1724, 1896, 2155, 2370, 2586, 3160, 3448, 3792, 4310, 4740, 5172, 6320, 6465, 6896, 8620, 9480, 10344, 12930, 17240, 18960, 20688, 25860, 34049, 34480, 51720, 68098, 102147, 103440, 136196, 170245, 204294, 272392, 340490, 408588, 510735, 544784, 680980, 817176, 1021470, 1361960, 1634352, 2042940, 2723920, 4085880, 8171760]

約数ペア:

[(1, 8171760), (2, 4085880), (3, 2723920), (4, 2042940), (5, 1634352), (6, 1361960), (8, 1021470), (10, 817176), (12, 680980), (15, 544784), (16, 510735), (20, 408588), (24, 340490), (30, 272392), (40, 204294), (48, 170245), (60, 136196), (79, 103440), (80, 102147), (120, 68098), (158, 51720), (237, 34480), (240, 34049), (316, 25860), (395, 20688), (431, 18960), (474, 17240), (632, 12930), (790, 10344), (862, 9480), (948, 8620), (1185, 6896), (1264, 6465), (1293, 6320), (1580, 5172), (1724, 4740), (1896, 4310), (2155, 3792), (2370, 3448), (2586, 3160)]