51939720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{20611}}^1$

素因数の和:20635

約数の個数: 96

約数和(自身を含む): 192928320

約数和(自身を除く): 140988600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 20611, 41222, 61833, 82444, 103055, 123666, 144277, 164888, 185499, 206110, 247332, 288554, 309165, 370998, 412220, 432831, 494664, 577108, 618330, 721385, 741996, 824440, 865662, 927495, 1154216, 1236660, 1298493, 1442770, 1483992, 1731324, 1854990, 2164155, 2473320, 2596986, 2885540, 3462648, 3709980, 4328310, 5193972, 5771080, 6492465, 7419960, 8656620, 10387944, 12984930, 17313240, 25969860, 51939720]

約数ペア:

[(1, 51939720), (2, 25969860), (3, 17313240), (4, 12984930), (5, 10387944), (6, 8656620), (7, 7419960), (8, 6492465), (9, 5771080), (10, 5193972), (12, 4328310), (14, 3709980), (15, 3462648), (18, 2885540), (20, 2596986), (21, 2473320), (24, 2164155), (28, 1854990), (30, 1731324), (35, 1483992), (36, 1442770), (40, 1298493), (42, 1236660), (45, 1154216), (56, 927495), (60, 865662), (63, 824440), (70, 741996), (72, 721385), (84, 618330), (90, 577108), (105, 494664), (120, 432831), (126, 412220), (140, 370998), (168, 309165), (180, 288554), (210, 247332), (252, 206110), (280, 185499), (315, 164888), (360, 144277), (420, 123666), (504, 103055), (630, 82444), (840, 61833), (1260, 41222), (2520, 20611)]