128006280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{355573}}^1$

素因数の和:355590

約数の個数: 48

約数和(自身を含む): 416021580

約数和(自身を除く): 288015300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 355573, 711146, 1066719, 1422292, 1777865, 2133438, 2844584, 3200157, 3555730, 4266876, 5333595, 6400314, 7111460, 8533752, 10667190, 12800628, 14222920, 16000785, 21334380, 25601256, 32001570, 42668760, 64003140, 128006280]

約数ペア:

[(1, 128006280), (2, 64003140), (3, 42668760), (4, 32001570), (5, 25601256), (6, 21334380), (8, 16000785), (9, 14222920), (10, 12800628), (12, 10667190), (15, 8533752), (18, 7111460), (20, 6400314), (24, 5333595), (30, 4266876), (36, 3555730), (40, 3200157), (45, 2844584), (60, 2133438), (72, 1777865), (90, 1422292), (120, 1066719), (180, 711146), (360, 355573)]