149310780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{4987}}^1$

素因数の和:5498

約数の個数: 48

約数和(自身を含む): 418992000

約数和(自身を除く): 269681220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 998, 1497, 1996, 2495, 2994, 4987, 4990, 5988, 7485, 9974, 9980, 14961, 14970, 19948, 24935, 29922, 29940, 49870, 59844, 74805, 99740, 149610, 299220, 2488513, 4977026, 7465539, 9954052, 12442565, 14931078, 24885130, 29862156, 37327695, 49770260, 74655390, 149310780]

約数ペア:

[(1, 149310780), (2, 74655390), (3, 49770260), (4, 37327695), (5, 29862156), (6, 24885130), (10, 14931078), (12, 12442565), (15, 9954052), (20, 7465539), (30, 4977026), (60, 2488513), (499, 299220), (998, 149610), (1497, 99740), (1996, 74805), (2495, 59844), (2994, 49870), (4987, 29940), (4990, 29922), (5988, 24935), (7485, 19948), (9974, 14970), (9980, 14961)]