20161519440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2707}}^1\times {\mathrm{31033}}^1$

素因数の和:33756

約数の個数: 80

約数和(自身を含む): 62525813568

約数和(自身を除く): 42364294128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2707, 5414, 8121, 10828, 13535, 16242, 21656, 27070, 31033, 32484, 40605, 43312, 54140, 62066, 64968, 81210, 93099, 108280, 124132, 129936, 155165, 162420, 186198, 216560, 248264, 310330, 324840, 372396, 465495, 496528, 620660, 649680, 744792, 930990, 1241320, 1489584, 1861980, 2482640, 3723960, 7447920, 84006331, 168012662, 252018993, 336025324, 420031655, 504037986, 672050648, 840063310, 1008075972, 1260094965, 1344101296, 1680126620, 2016151944, 2520189930, 3360253240, 4032303888, 5040379860, 6720506480, 10080759720, 20161519440]

約数ペア:

[(1, 20161519440), (2, 10080759720), (3, 6720506480), (4, 5040379860), (5, 4032303888), (6, 3360253240), (8, 2520189930), (10, 2016151944), (12, 1680126620), (15, 1344101296), (16, 1260094965), (20, 1008075972), (24, 840063310), (30, 672050648), (40, 504037986), (48, 420031655), (60, 336025324), (80, 252018993), (120, 168012662), (240, 84006331), (2707, 7447920), (5414, 3723960), (8121, 2482640), (10828, 1861980), (13535, 1489584), (16242, 1241320), (21656, 930990), (27070, 744792), (31033, 649680), (32484, 620660), (40605, 496528), (43312, 465495), (54140, 372396), (62066, 324840), (64968, 310330), (81210, 248264), (93099, 216560), (108280, 186198), (124132, 162420), (129936, 155165)]