1900539720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{33203}}^1$

素因数の和:33276

約数の個数: 128

約数和(自身を含む): 6454857600

約数和(自身を除く): 4554317880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 159, 180, 212, 216, 265, 270, 318, 360, 424, 477, 530, 540, 636, 795, 954, 1060, 1080, 1272, 1431, 1590, 1908, 2120, 2385, 2862, 3180, 3816, 4770, 5724, 6360, 7155, 9540, 11448, 14310, 19080, 28620, 33203, 57240, 66406, 99609, 132812, 166015, 199218, 265624, 298827, 332030, 398436, 498045, 597654, 664060, 796872, 896481, 996090, 1195308, 1328120, 1494135, 1759759, 1792962, 1992180, 2390616, 2988270, 3519518, 3585924, 3984360, 4482405, 5279277, 5976540, 7039036, 7171848, 8798795, 8964810, 10558554, 11953080, 14078072, 15837831, 17597590, 17929620, 21117108, 26396385, 31675662, 35195180, 35859240, 42234216, 47513493, 52792770, 63351324, 70390360, 79189155, 95026986, 105585540, 126702648, 158378310, 190053972, 211171080, 237567465, 316756620, 380107944, 475134930, 633513240, 950269860, 1900539720]

約数ペア:

[(1, 1900539720), (2, 950269860), (3, 633513240), (4, 475134930), (5, 380107944), (6, 316756620), (8, 237567465), (9, 211171080), (10, 190053972), (12, 158378310), (15, 126702648), (18, 105585540), (20, 95026986), (24, 79189155), (27, 70390360), (30, 63351324), (36, 52792770), (40, 47513493), (45, 42234216), (53, 35859240), (54, 35195180), (60, 31675662), (72, 26396385), (90, 21117108), (106, 17929620), (108, 17597590), (120, 15837831), (135, 14078072), (159, 11953080), (180, 10558554), (212, 8964810), (216, 8798795), (265, 7171848), (270, 7039036), (318, 5976540), (360, 5279277), (424, 4482405), (477, 3984360), (530, 3585924), (540, 3519518), (636, 2988270), (795, 2390616), (954, 1992180), (1060, 1792962), (1080, 1759759), (1272, 1494135), (1431, 1328120), (1590, 1195308), (1908, 996090), (2120, 896481), (2385, 796872), (2862, 664060), (3180, 597654), (3816, 498045), (4770, 398436), (5724, 332030), (6360, 298827), (7155, 265624), (9540, 199218), (11448, 166015), (14310, 132812), (19080, 99609), (28620, 66406), (33203, 57240)]