142501380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{339289}}^1$

素因数の和:339308

約数の個数: 48

約数和(自身を含む): 456005760

約数和(自身を除く): 313504380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 339289, 678578, 1017867, 1357156, 1696445, 2035734, 2375023, 3392890, 4071468, 4750046, 5089335, 6785780, 7125069, 9500092, 10178670, 11875115, 14250138, 20357340, 23750230, 28500276, 35625345, 47500460, 71250690, 142501380]

約数ペア:

[(1, 142501380), (2, 71250690), (3, 47500460), (4, 35625345), (5, 28500276), (6, 23750230), (7, 20357340), (10, 14250138), (12, 11875115), (14, 10178670), (15, 9500092), (20, 7125069), (21, 6785780), (28, 5089335), (30, 4750046), (35, 4071468), (42, 3392890), (60, 2375023), (70, 2035734), (84, 1696445), (105, 1357156), (140, 1017867), (210, 678578), (420, 339289)]