20535600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 120

約数和(自身を含む): 66808720

約数和(自身を除く): 46273120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 109, 120, 150, 157, 200, 218, 240, 300, 314, 327, 400, 436, 471, 545, 600, 628, 654, 785, 872, 942, 1090, 1200, 1256, 1308, 1570, 1635, 1744, 1884, 2180, 2355, 2512, 2616, 2725, 3140, 3270, 3768, 3925, 4360, 4710, 5232, 5450, 6280, 6540, 7536, 7850, 8175, 8720, 9420, 10900, 11775, 12560, 13080, 15700, 16350, 17113, 18840, 21800, 23550, 26160, 31400, 32700, 34226, 37680, 43600, 47100, 51339, 62800, 65400, 68452, 85565, 94200, 102678, 130800, 136904, 171130, 188400, 205356, 256695, 273808, 342260, 410712, 427825, 513390, 684520, 821424, 855650, 1026780, 1283475, 1369040, 1711300, 2053560, 2566950, 3422600, 4107120, 5133900, 6845200, 10267800, 20535600]

約数ペア:

[(1, 20535600), (2, 10267800), (3, 6845200), (4, 5133900), (5, 4107120), (6, 3422600), (8, 2566950), (10, 2053560), (12, 1711300), (15, 1369040), (16, 1283475), (20, 1026780), (24, 855650), (25, 821424), (30, 684520), (40, 513390), (48, 427825), (50, 410712), (60, 342260), (75, 273808), (80, 256695), (100, 205356), (109, 188400), (120, 171130), (150, 136904), (157, 130800), (200, 102678), (218, 94200), (240, 85565), (300, 68452), (314, 65400), (327, 62800), (400, 51339), (436, 47100), (471, 43600), (545, 37680), (600, 34226), (628, 32700), (654, 31400), (785, 26160), (872, 23550), (942, 21800), (1090, 18840), (1200, 17113), (1256, 16350), (1308, 15700), (1570, 13080), (1635, 12560), (1744, 11775), (1884, 10900), (2180, 9420), (2355, 8720), (2512, 8175), (2616, 7850), (2725, 7536), (3140, 6540), (3270, 6280), (3768, 5450), (3925, 5232), (4360, 4710)]