31334240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 85748544

約数和(自身を除く): 54414304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 101, 112, 140, 160, 202, 224, 277, 280, 404, 505, 554, 560, 707, 808, 1010, 1108, 1120, 1385, 1414, 1616, 1939, 2020, 2216, 2770, 2828, 3232, 3535, 3878, 4040, 4432, 5540, 5656, 7070, 7756, 8080, 8864, 9695, 11080, 11312, 14140, 15512, 16160, 19390, 22160, 22624, 27977, 28280, 31024, 38780, 44320, 55954, 56560, 62048, 77560, 111908, 113120, 139885, 155120, 195839, 223816, 279770, 310240, 391678, 447632, 559540, 783356, 895264, 979195, 1119080, 1566712, 1958390, 2238160, 3133424, 3916780, 4476320, 6266848, 7833560, 15667120, 31334240]

約数ペア:

[(1, 31334240), (2, 15667120), (4, 7833560), (5, 6266848), (7, 4476320), (8, 3916780), (10, 3133424), (14, 2238160), (16, 1958390), (20, 1566712), (28, 1119080), (32, 979195), (35, 895264), (40, 783356), (56, 559540), (70, 447632), (80, 391678), (101, 310240), (112, 279770), (140, 223816), (160, 195839), (202, 155120), (224, 139885), (277, 113120), (280, 111908), (404, 77560), (505, 62048), (554, 56560), (560, 55954), (707, 44320), (808, 38780), (1010, 31024), (1108, 28280), (1120, 27977), (1385, 22624), (1414, 22160), (1616, 19390), (1939, 16160), (2020, 15512), (2216, 14140), (2770, 11312), (2828, 11080), (3232, 9695), (3535, 8864), (3878, 8080), (4040, 7756), (4432, 7070), (5540, 5656)]