128168280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{356023}}^1$

素因数の和:356040

約数の個数: 48

約数和(自身を含む): 416548080

約数和(自身を除く): 288379800

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, 356023, 712046, 1068069, 1424092, 1780115, 2136138, 2848184, 3204207, 3560230, 4272276, 5340345, 6408414, 7120460, 8544552, 10680690, 12816828, 14240920, 16021035, 21361380, 25633656, 32042070, 42722760, 64084140, 128168280]

約数ペア:

[(1, 128168280), (2, 64084140), (3, 42722760), (4, 32042070), (5, 25633656), (6, 21361380), (8, 16021035), (9, 14240920), (10, 12816828), (12, 10680690), (15, 8544552), (18, 7120460), (20, 6408414), (24, 5340345), (30, 4272276), (36, 3560230), (40, 3204207), (45, 2848184), (60, 2136138), (72, 1780115), (90, 1424092), (120, 1068069), (180, 712046), (360, 356023)]