154483440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{643681}}^1$

素因数の和:643697

約数の個数: 40

約数和(自身を含む): 478899408

約数和(自身を除く): 324415968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 643681, 1287362, 1931043, 2574724, 3218405, 3862086, 5149448, 6436810, 7724172, 9655215, 10298896, 12873620, 15448344, 19310430, 25747240, 30896688, 38620860, 51494480, 77241720, 154483440]

約数ペア:

[(1, 154483440), (2, 77241720), (3, 51494480), (4, 38620860), (5, 30896688), (6, 25747240), (8, 19310430), (10, 15448344), (12, 12873620), (15, 10298896), (16, 9655215), (20, 7724172), (24, 6436810), (30, 5149448), (40, 3862086), (48, 3218405), (60, 2574724), (80, 1931043), (120, 1287362), (240, 643681)]