13257120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:478

約数の個数: 96

約数和(自身を含む): 42456960

約数和(自身を除く): 29199840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 96, 120, 142, 160, 213, 240, 284, 355, 389, 426, 480, 568, 710, 778, 852, 1065, 1136, 1167, 1420, 1556, 1704, 1945, 2130, 2272, 2334, 2840, 3112, 3408, 3890, 4260, 4668, 5680, 5835, 6224, 6816, 7780, 8520, 9336, 11360, 11670, 12448, 15560, 17040, 18672, 23340, 27619, 31120, 34080, 37344, 46680, 55238, 62240, 82857, 93360, 110476, 138095, 165714, 186720, 220952, 276190, 331428, 414285, 441904, 552380, 662856, 828570, 883808, 1104760, 1325712, 1657140, 2209520, 2651424, 3314280, 4419040, 6628560, 13257120]

約数ペア:

[(1, 13257120), (2, 6628560), (3, 4419040), (4, 3314280), (5, 2651424), (6, 2209520), (8, 1657140), (10, 1325712), (12, 1104760), (15, 883808), (16, 828570), (20, 662856), (24, 552380), (30, 441904), (32, 414285), (40, 331428), (48, 276190), (60, 220952), (71, 186720), (80, 165714), (96, 138095), (120, 110476), (142, 93360), (160, 82857), (213, 62240), (240, 55238), (284, 46680), (355, 37344), (389, 34080), (426, 31120), (480, 27619), (568, 23340), (710, 18672), (778, 17040), (852, 15560), (1065, 12448), (1136, 11670), (1167, 11360), (1420, 9336), (1556, 8520), (1704, 7780), (1945, 6816), (2130, 6224), (2272, 5835), (2334, 5680), (2840, 4668), (3112, 4260), (3408, 3890)]