78034680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^2$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 263217240

約数和(自身を除く): 185182560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 71, 72, 86, 90, 120, 129, 142, 172, 180, 213, 215, 258, 284, 344, 355, 360, 387, 426, 430, 516, 568, 639, 645, 710, 774, 852, 860, 1032, 1065, 1278, 1290, 1420, 1548, 1704, 1720, 1935, 2130, 2556, 2580, 2840, 3053, 3096, 3195, 3870, 4260, 5041, 5112, 5160, 6106, 6390, 7740, 8520, 9159, 10082, 12212, 12780, 15123, 15265, 15480, 18318, 20164, 24424, 25205, 25560, 27477, 30246, 30530, 36636, 40328, 45369, 45795, 50410, 54954, 60492, 61060, 73272, 75615, 90738, 91590, 100820, 109908, 120984, 122120, 137385, 151230, 181476, 183180, 201640, 216763, 219816, 226845, 274770, 302460, 362952, 366360, 433526, 453690, 549540, 604920, 650289, 867052, 907380, 1083815, 1099080, 1300578, 1734104, 1814760, 1950867, 2167630, 2601156, 3251445, 3901734, 4335260, 5202312, 6502890, 7803468, 8670520, 9754335, 13005780, 15606936, 19508670, 26011560, 39017340, 78034680]

約数ペア:

[(1, 78034680), (2, 39017340), (3, 26011560), (4, 19508670), (5, 15606936), (6, 13005780), (8, 9754335), (9, 8670520), (10, 7803468), (12, 6502890), (15, 5202312), (18, 4335260), (20, 3901734), (24, 3251445), (30, 2601156), (36, 2167630), (40, 1950867), (43, 1814760), (45, 1734104), (60, 1300578), (71, 1099080), (72, 1083815), (86, 907380), (90, 867052), (120, 650289), (129, 604920), (142, 549540), (172, 453690), (180, 433526), (213, 366360), (215, 362952), (258, 302460), (284, 274770), (344, 226845), (355, 219816), (360, 216763), (387, 201640), (426, 183180), (430, 181476), (516, 151230), (568, 137385), (639, 122120), (645, 120984), (710, 109908), (774, 100820), (852, 91590), (860, 90738), (1032, 75615), (1065, 73272), (1278, 61060), (1290, 60492), (1420, 54954), (1548, 50410), (1704, 45795), (1720, 45369), (1935, 40328), (2130, 36636), (2556, 30530), (2580, 30246), (2840, 27477), (3053, 25560), (3096, 25205), (3195, 24424), (3870, 20164), (4260, 18318), (5041, 15480), (5112, 15265), (5160, 15123), (6106, 12780), (6390, 12212), (7740, 10082), (8520, 9159)]