81429360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{339289}}^1$

素因数の和:339305

約数の個数: 40

約数和(自身を含む): 252431760

約数和(自身を除く): 171002400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 339289, 678578, 1017867, 1357156, 1696445, 2035734, 2714312, 3392890, 4071468, 5089335, 5428624, 6785780, 8142936, 10178670, 13571560, 16285872, 20357340, 27143120, 40714680, 81429360]

約数ペア:

[(1, 81429360), (2, 40714680), (3, 27143120), (4, 20357340), (5, 16285872), (6, 13571560), (8, 10178670), (10, 8142936), (12, 6785780), (15, 5428624), (16, 5089335), (20, 4071468), (24, 3392890), (30, 2714312), (40, 2035734), (48, 1696445), (60, 1357156), (80, 1017867), (120, 678578), (240, 339289)]