85851920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{181}}^1$

素因数の和:230

約数の個数: 180

約数和(自身を含む): 256632012

約数和(自身を除く): 170780092

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 121, 140, 154, 176, 181, 196, 220, 242, 245, 280, 308, 362, 385, 392, 440, 484, 490, 539, 560, 605, 616, 724, 770, 784, 847, 880, 905, 968, 980, 1078, 1210, 1232, 1267, 1448, 1540, 1694, 1810, 1936, 1960, 1991, 2156, 2420, 2534, 2695, 2896, 3080, 3388, 3620, 3920, 3982, 4235, 4312, 4840, 5068, 5390, 5929, 6160, 6335, 6776, 7240, 7964, 8470, 8624, 8869, 9680, 9955, 10136, 10780, 11858, 12670, 13552, 13937, 14480, 15928, 16940, 17738, 19910, 20272, 21560, 21901, 23716, 25340, 27874, 29645, 31856, 33880, 35476, 39820, 43120, 43802, 44345, 47432, 50680, 55748, 59290, 67760, 69685, 70952, 79640, 87604, 88690, 94864, 97559, 101360, 109505, 111496, 118580, 139370, 141904, 153307, 159280, 175208, 177380, 195118, 219010, 222992, 237160, 278740, 306614, 350416, 354760, 390236, 438020, 474320, 487795, 557480, 613228, 709520, 766535, 780472, 876040, 975590, 1073149, 1114960, 1226456, 1533070, 1560944, 1752080, 1951180, 2146298, 2452912, 3066140, 3902360, 4292596, 5365745, 6132280, 7804720, 8585192, 10731490, 12264560, 17170384, 21462980, 42925960, 85851920]

約数ペア:

[(1, 85851920), (2, 42925960), (4, 21462980), (5, 17170384), (7, 12264560), (8, 10731490), (10, 8585192), (11, 7804720), (14, 6132280), (16, 5365745), (20, 4292596), (22, 3902360), (28, 3066140), (35, 2452912), (40, 2146298), (44, 1951180), (49, 1752080), (55, 1560944), (56, 1533070), (70, 1226456), (77, 1114960), (80, 1073149), (88, 975590), (98, 876040), (110, 780472), (112, 766535), (121, 709520), (140, 613228), (154, 557480), (176, 487795), (181, 474320), (196, 438020), (220, 390236), (242, 354760), (245, 350416), (280, 306614), (308, 278740), (362, 237160), (385, 222992), (392, 219010), (440, 195118), (484, 177380), (490, 175208), (539, 159280), (560, 153307), (605, 141904), (616, 139370), (724, 118580), (770, 111496), (784, 109505), (847, 101360), (880, 97559), (905, 94864), (968, 88690), (980, 87604), (1078, 79640), (1210, 70952), (1232, 69685), (1267, 67760), (1448, 59290), (1540, 55748), (1694, 50680), (1810, 47432), (1936, 44345), (1960, 43802), (1991, 43120), (2156, 39820), (2420, 35476), (2534, 33880), (2695, 31856), (2896, 29645), (3080, 27874), (3388, 25340), (3620, 23716), (3920, 21901), (3982, 21560), (4235, 20272), (4312, 19910), (4840, 17738), (5068, 16940), (5390, 15928), (5929, 14480), (6160, 13937), (6335, 13552), (6776, 12670), (7240, 11858), (7964, 10780), (8470, 10136), (8624, 9955), (8869, 9680)]