720012660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2347}}^1\times {\mathrm{5113}}^1$

素因数の和:7472

約数の個数: 48

約数和(自身を含む): 2017288896

約数和(自身を除く): 1297276236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2347, 4694, 5113, 7041, 9388, 10226, 11735, 14082, 15339, 20452, 23470, 25565, 28164, 30678, 35205, 46940, 51130, 61356, 70410, 76695, 102260, 140820, 153390, 306780, 12000211, 24000422, 36000633, 48000844, 60001055, 72001266, 120002110, 144002532, 180003165, 240004220, 360006330, 720012660]

約数ペア:

[(1, 720012660), (2, 360006330), (3, 240004220), (4, 180003165), (5, 144002532), (6, 120002110), (10, 72001266), (12, 60001055), (15, 48000844), (20, 36000633), (30, 24000422), (60, 12000211), (2347, 306780), (4694, 153390), (5113, 140820), (7041, 102260), (9388, 76695), (10226, 70410), (11735, 61356), (14082, 51130), (15339, 46940), (20452, 35205), (23470, 30678), (25565, 28164)]