280883760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1170349}}^1$

素因数の和:1170365

約数の個数: 40

約数和(自身を含む): 870740400

約数和(自身を除く): 589856640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1170349, 2340698, 3511047, 4681396, 5851745, 7022094, 9362792, 11703490, 14044188, 17555235, 18725584, 23406980, 28088376, 35110470, 46813960, 56176752, 70220940, 93627920, 140441880, 280883760]

約数ペア:

[(1, 280883760), (2, 140441880), (3, 93627920), (4, 70220940), (5, 56176752), (6, 46813960), (8, 35110470), (10, 28088376), (12, 23406980), (15, 18725584), (16, 17555235), (20, 14044188), (24, 11703490), (30, 9362792), (40, 7022094), (48, 5851745), (60, 4681396), (80, 3511047), (120, 2340698), (240, 1170349)]