20475600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:285

約数の個数: 120

約数和(自身を含む): 66608832

約数和(自身を除く): 46133232

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, 113, 120, 150, 151, 200, 226, 240, 300, 302, 339, 400, 452, 453, 565, 600, 604, 678, 755, 904, 906, 1130, 1200, 1208, 1356, 1510, 1695, 1808, 1812, 2260, 2265, 2416, 2712, 2825, 3020, 3390, 3624, 3775, 4520, 4530, 5424, 5650, 6040, 6780, 7248, 7550, 8475, 9040, 9060, 11300, 11325, 12080, 13560, 15100, 16950, 17063, 18120, 22600, 22650, 27120, 30200, 33900, 34126, 36240, 45200, 45300, 51189, 60400, 67800, 68252, 85315, 90600, 102378, 135600, 136504, 170630, 181200, 204756, 255945, 273008, 341260, 409512, 426575, 511890, 682520, 819024, 853150, 1023780, 1279725, 1365040, 1706300, 2047560, 2559450, 3412600, 4095120, 5118900, 6825200, 10237800, 20475600]

約数ペア:

[(1, 20475600), (2, 10237800), (3, 6825200), (4, 5118900), (5, 4095120), (6, 3412600), (8, 2559450), (10, 2047560), (12, 1706300), (15, 1365040), (16, 1279725), (20, 1023780), (24, 853150), (25, 819024), (30, 682520), (40, 511890), (48, 426575), (50, 409512), (60, 341260), (75, 273008), (80, 255945), (100, 204756), (113, 181200), (120, 170630), (150, 136504), (151, 135600), (200, 102378), (226, 90600), (240, 85315), (300, 68252), (302, 67800), (339, 60400), (400, 51189), (452, 45300), (453, 45200), (565, 36240), (600, 34126), (604, 33900), (678, 30200), (755, 27120), (904, 22650), (906, 22600), (1130, 18120), (1200, 17063), (1208, 16950), (1356, 15100), (1510, 13560), (1695, 12080), (1808, 11325), (1812, 11300), (2260, 9060), (2265, 9040), (2416, 8475), (2712, 7550), (2825, 7248), (3020, 6780), (3390, 6040), (3624, 5650), (3775, 5424), (4520, 4530)]