200879190

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{247999}}^1$

素因数の和:248018

約数の個数: 40

約数和(自身を含む): 540144000

約数和(自身を除く): 339264810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 247999, 495998, 743997, 1239995, 1487994, 2231991, 2479990, 3719985, 4463982, 6695973, 7439970, 11159955, 13391946, 20087919, 22319910, 33479865, 40175838, 66959730, 100439595, 200879190]

約数ペア:

[(1, 200879190), (2, 100439595), (3, 66959730), (5, 40175838), (6, 33479865), (9, 22319910), (10, 20087919), (15, 13391946), (18, 11159955), (27, 7439970), (30, 6695973), (45, 4463982), (54, 3719985), (81, 2479990), (90, 2231991), (135, 1487994), (162, 1239995), (270, 743997), (405, 495998), (810, 247999)]