138842160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{578509}}^1$

素因数の和:578525

約数の個数: 40

約数和(自身を含む): 430411440

約数和(自身を除く): 291569280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 578509, 1157018, 1735527, 2314036, 2892545, 3471054, 4628072, 5785090, 6942108, 8677635, 9256144, 11570180, 13884216, 17355270, 23140360, 27768432, 34710540, 46280720, 69421080, 138842160]

約数ペア:

[(1, 138842160), (2, 69421080), (3, 46280720), (4, 34710540), (5, 27768432), (6, 23140360), (8, 17355270), (10, 13884216), (12, 11570180), (15, 9256144), (16, 8677635), (20, 6942108), (24, 5785090), (30, 4628072), (40, 3471054), (48, 2892545), (60, 2314036), (80, 1735527), (120, 1157018), (240, 578509)]