261055320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2175461}}^1$

素因数の和:2175475

約数の個数: 32

約数和(自身を含む): 783166320

約数和(自身を除く): 522111000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2175461, 4350922, 6526383, 8701844, 10877305, 13052766, 17403688, 21754610, 26105532, 32631915, 43509220, 52211064, 65263830, 87018440, 130527660, 261055320]

約数ペア:

[(1, 261055320), (2, 130527660), (3, 87018440), (4, 65263830), (5, 52211064), (6, 43509220), (8, 32631915), (10, 26105532), (12, 21754610), (15, 17403688), (20, 13052766), (24, 10877305), (30, 8701844), (40, 6526383), (60, 4350922), (120, 2175461)]