260871960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{10303}}^1$

素因数の和:10528

約数の個数: 64

約数和(自身を含む): 786401280

約数和(自身を除く): 525529320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8440, 10303, 12660, 20606, 25320, 30909, 41212, 51515, 61818, 82424, 103030, 123636, 154545, 206060, 247272, 309090, 412120, 618180, 1236360, 2173933, 4347866, 6521799, 8695732, 10869665, 13043598, 17391464, 21739330, 26087196, 32608995, 43478660, 52174392, 65217990, 86957320, 130435980, 260871960]

約数ペア:

[(1, 260871960), (2, 130435980), (3, 86957320), (4, 65217990), (5, 52174392), (6, 43478660), (8, 32608995), (10, 26087196), (12, 21739330), (15, 17391464), (20, 13043598), (24, 10869665), (30, 8695732), (40, 6521799), (60, 4347866), (120, 2173933), (211, 1236360), (422, 618180), (633, 412120), (844, 309090), (1055, 247272), (1266, 206060), (1688, 154545), (2110, 123636), (2532, 103030), (3165, 82424), (4220, 61818), (5064, 51515), (6330, 41212), (8440, 30909), (10303, 25320), (12660, 20606)]