1520809920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{75437}}^1$

素因数の和:75467

約数の個数: 168

約数和(自身を含む): 5978310624

約数和(自身を除く): 4457500704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 75437, 150874, 226311, 301748, 377185, 452622, 528059, 603496, 678933, 754370, 905244, 1056118, 1131555, 1206992, 1357866, 1508740, 1584177, 1810488, 2112236, 2263110, 2413984, 2640295, 2715732, 3017480, 3168354, 3394665, 3620976, 4224472, 4526220, 4752531, 4827968, 5280590, 5431464, 6034960, 6336708, 6789330, 7241952, 7920885, 8448944, 9052440, 9505062, 10561180, 10862928, 12069920, 12673416, 13578660, 14483904, 15841770, 16897888, 18104880, 19010124, 21122360, 21725856, 23762655, 24139840, 25346832, 27157320, 31683540, 33795776, 36209760, 38020248, 42244720, 43451712, 47525310, 50693664, 54314640, 63367080, 72419520, 76040496, 84489440, 95050620, 101387328, 108629280, 126734160, 152080992, 168978880, 190101240, 217258560, 253468320, 304161984, 380202480, 506936640, 760404960, 1520809920]

約数ペア:

[(1, 1520809920), (2, 760404960), (3, 506936640), (4, 380202480), (5, 304161984), (6, 253468320), (7, 217258560), (8, 190101240), (9, 168978880), (10, 152080992), (12, 126734160), (14, 108629280), (15, 101387328), (16, 95050620), (18, 84489440), (20, 76040496), (21, 72419520), (24, 63367080), (28, 54314640), (30, 50693664), (32, 47525310), (35, 43451712), (36, 42244720), (40, 38020248), (42, 36209760), (45, 33795776), (48, 31683540), (56, 27157320), (60, 25346832), (63, 24139840), (64, 23762655), (70, 21725856), (72, 21122360), (80, 19010124), (84, 18104880), (90, 16897888), (96, 15841770), (105, 14483904), (112, 13578660), (120, 12673416), (126, 12069920), (140, 10862928), (144, 10561180), (160, 9505062), (168, 9052440), (180, 8448944), (192, 7920885), (210, 7241952), (224, 6789330), (240, 6336708), (252, 6034960), (280, 5431464), (288, 5280590), (315, 4827968), (320, 4752531), (336, 4526220), (360, 4224472), (420, 3620976), (448, 3394665), (480, 3168354), (504, 3017480), (560, 2715732), (576, 2640295), (630, 2413984), (672, 2263110), (720, 2112236), (840, 1810488), (960, 1584177), (1008, 1508740), (1120, 1357866), (1260, 1206992), (1344, 1131555), (1440, 1056118), (1680, 905244), (2016, 754370), (2240, 678933), (2520, 603496), (2880, 528059), (3360, 452622), (4032, 377185), (5040, 301748), (6720, 226311), (10080, 150874), (20160, 75437)]