139412820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{17737}}^1$

素因数の和:17880

約数の個数: 48

約数和(自身を含む): 393357888

約数和(自身を除く): 253945068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 17737, 35474, 53211, 70948, 88685, 106422, 177370, 212844, 266055, 354740, 532110, 1064220, 2323547, 4647094, 6970641, 9294188, 11617735, 13941282, 23235470, 27882564, 34853205, 46470940, 69706410, 139412820]

約数ペア:

[(1, 139412820), (2, 69706410), (3, 46470940), (4, 34853205), (5, 27882564), (6, 23235470), (10, 13941282), (12, 11617735), (15, 9294188), (20, 6970641), (30, 4647094), (60, 2323547), (131, 1064220), (262, 532110), (393, 354740), (524, 266055), (655, 212844), (786, 177370), (1310, 106422), (1572, 88685), (1965, 70948), (2620, 53211), (3930, 35474), (7860, 17737)]