138625440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{288803}}^1$

素因数の和:288821

約数の個数: 48

約数和(自身を含む): 436671648

約数和(自身を除く): 298046208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 288803, 577606, 866409, 1155212, 1444015, 1732818, 2310424, 2888030, 3465636, 4332045, 4620848, 5776060, 6931272, 8664090, 9241696, 11552120, 13862544, 17328180, 23104240, 27725088, 34656360, 46208480, 69312720, 138625440]

約数ペア:

[(1, 138625440), (2, 69312720), (3, 46208480), (4, 34656360), (5, 27725088), (6, 23104240), (8, 17328180), (10, 13862544), (12, 11552120), (15, 9241696), (16, 8664090), (20, 6931272), (24, 5776060), (30, 4620848), (32, 4332045), (40, 3465636), (48, 2888030), (60, 2310424), (80, 1732818), (96, 1444015), (120, 1155212), (160, 866409), (240, 577606), (480, 288803)]