161915340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{142031}}^1$

素因数の和:142062

約数の個数: 48

約数和(自身を含む): 477227520

約数和(自身を除く): 315312180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 142031, 284062, 426093, 568124, 710155, 852186, 1420310, 1704372, 2130465, 2698589, 2840620, 4260930, 5397178, 8095767, 8521860, 10794356, 13492945, 16191534, 26985890, 32383068, 40478835, 53971780, 80957670, 161915340]

約数ペア:

[(1, 161915340), (2, 80957670), (3, 53971780), (4, 40478835), (5, 32383068), (6, 26985890), (10, 16191534), (12, 13492945), (15, 10794356), (19, 8521860), (20, 8095767), (30, 5397178), (38, 4260930), (57, 2840620), (60, 2698589), (76, 2130465), (95, 1704372), (114, 1420310), (190, 852186), (228, 710155), (285, 568124), (380, 426093), (570, 284062), (1140, 142031)]