81093360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4759}}^1$

素因数の和:4846

約数の個数: 80

約数和(自身を含む): 254983680

約数和(自身を除く): 173890320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 4759, 5680, 8520, 9518, 14277, 17040, 19036, 23795, 28554, 38072, 47590, 57108, 71385, 76144, 95180, 114216, 142770, 190360, 228432, 285540, 337889, 380720, 571080, 675778, 1013667, 1142160, 1351556, 1689445, 2027334, 2703112, 3378890, 4054668, 5068335, 5406224, 6757780, 8109336, 10136670, 13515560, 16218672, 20273340, 27031120, 40546680, 81093360]

約数ペア:

[(1, 81093360), (2, 40546680), (3, 27031120), (4, 20273340), (5, 16218672), (6, 13515560), (8, 10136670), (10, 8109336), (12, 6757780), (15, 5406224), (16, 5068335), (20, 4054668), (24, 3378890), (30, 2703112), (40, 2027334), (48, 1689445), (60, 1351556), (71, 1142160), (80, 1013667), (120, 675778), (142, 571080), (213, 380720), (240, 337889), (284, 285540), (355, 228432), (426, 190360), (568, 142770), (710, 114216), (852, 95180), (1065, 76144), (1136, 71385), (1420, 57108), (1704, 47590), (2130, 38072), (2840, 28554), (3408, 23795), (4260, 19036), (4759, 17040), (5680, 14277), (8520, 9518)]