261907320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2182561}}^1$

素因数の和:2182575

約数の個数: 32

約数和(自身を含む): 785722320

約数和(自身を除く): 523815000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2182561, 4365122, 6547683, 8730244, 10912805, 13095366, 17460488, 21825610, 26190732, 32738415, 43651220, 52381464, 65476830, 87302440, 130953660, 261907320]

約数ペア:

[(1, 261907320), (2, 130953660), (3, 87302440), (4, 65476830), (5, 52381464), (6, 43651220), (8, 32738415), (10, 26190732), (12, 21825610), (15, 17460488), (20, 13095366), (24, 10912805), (30, 8730244), (40, 6547683), (60, 4365122), (120, 2182561)]