156960938380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1\times {\mathrm{478627}}^1$

素因数の和:479518

約数の個数: 48

約数和(自身を含む): 347369057280

約数和(自身を除く): 190408118900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 863, 1726, 3452, 4315, 8630, 16397, 17260, 32794, 65588, 81985, 163970, 327940, 478627, 957254, 1914508, 2393135, 4786270, 9093913, 9572540, 18187826, 36375652, 45469565, 90939130, 181878260, 413055101, 826110202, 1652220404, 2065275505, 4130551010, 7848046919, 8261102020, 15696093838, 31392187676, 39240234595, 78480469190, 156960938380]

約数ペア:

[(1, 156960938380), (2, 78480469190), (4, 39240234595), (5, 31392187676), (10, 15696093838), (19, 8261102020), (20, 7848046919), (38, 4130551010), (76, 2065275505), (95, 1652220404), (190, 826110202), (380, 413055101), (863, 181878260), (1726, 90939130), (3452, 45469565), (4315, 36375652), (8630, 18187826), (16397, 9572540), (17260, 9093913), (32794, 4786270), (65588, 2393135), (81985, 1914508), (163970, 957254), (327940, 478627)]