130208820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{310021}}^1$

素因数の和:310040

約数の個数: 48

約数和(自身を含む): 416669568

約数和(自身を除く): 286460748

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, 310021, 620042, 930063, 1240084, 1550105, 1860126, 2170147, 3100210, 3720252, 4340294, 4650315, 6200420, 6510441, 8680588, 9300630, 10850735, 13020882, 18601260, 21701470, 26041764, 32552205, 43402940, 65104410, 130208820]

約数ペア:

[(1, 130208820), (2, 65104410), (3, 43402940), (4, 32552205), (5, 26041764), (6, 21701470), (7, 18601260), (10, 13020882), (12, 10850735), (14, 9300630), (15, 8680588), (20, 6510441), (21, 6200420), (28, 4650315), (30, 4340294), (35, 3720252), (42, 3100210), (60, 2170147), (70, 1860126), (84, 1550105), (105, 1240084), (140, 930063), (210, 620042), (420, 310021)]