1290401712

素因数分解:

$2^4\times 3^3\times {\mathrm{71}}^1\times {\mathrm{42071}}^1$

素因数の和:42159

約数の個数: 80

約数和(自身を含む): 3756188160

約数和(自身を除く): 2465786448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 71, 72, 108, 142, 144, 213, 216, 284, 426, 432, 568, 639, 852, 1136, 1278, 1704, 1917, 2556, 3408, 3834, 5112, 7668, 10224, 15336, 30672, 42071, 84142, 126213, 168284, 252426, 336568, 378639, 504852, 673136, 757278, 1009704, 1135917, 1514556, 2019408, 2271834, 2987041, 3029112, 4543668, 5974082, 6058224, 8961123, 9087336, 11948164, 17922246, 18174672, 23896328, 26883369, 35844492, 47792656, 53766738, 71688984, 80650107, 107533476, 143377968, 161300214, 215066952, 322600428, 430133904, 645200856, 1290401712]

約数ペア:

[(1, 1290401712), (2, 645200856), (3, 430133904), (4, 322600428), (6, 215066952), (8, 161300214), (9, 143377968), (12, 107533476), (16, 80650107), (18, 71688984), (24, 53766738), (27, 47792656), (36, 35844492), (48, 26883369), (54, 23896328), (71, 18174672), (72, 17922246), (108, 11948164), (142, 9087336), (144, 8961123), (213, 6058224), (216, 5974082), (284, 4543668), (426, 3029112), (432, 2987041), (568, 2271834), (639, 2019408), (852, 1514556), (1136, 1135917), (1278, 1009704), (1704, 757278), (1917, 673136), (2556, 504852), (3408, 378639), (3834, 336568), (5112, 252426), (7668, 168284), (10224, 126213), (15336, 84142), (30672, 42071)]