51312720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4549}}^1$

素因数の和:4612

約数の個数: 80

約数和(自身を含む): 162489600

約数和(自身を除く): 111176880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 4549, 5640, 9098, 11280, 13647, 18196, 22745, 27294, 36392, 45490, 54588, 68235, 72784, 90980, 109176, 136470, 181960, 213803, 218352, 272940, 363920, 427606, 545880, 641409, 855212, 1069015, 1091760, 1282818, 1710424, 2138030, 2565636, 3207045, 3420848, 4276060, 5131272, 6414090, 8552120, 10262544, 12828180, 17104240, 25656360, 51312720]

約数ペア:

[(1, 51312720), (2, 25656360), (3, 17104240), (4, 12828180), (5, 10262544), (6, 8552120), (8, 6414090), (10, 5131272), (12, 4276060), (15, 3420848), (16, 3207045), (20, 2565636), (24, 2138030), (30, 1710424), (40, 1282818), (47, 1091760), (48, 1069015), (60, 855212), (80, 641409), (94, 545880), (120, 427606), (141, 363920), (188, 272940), (235, 218352), (240, 213803), (282, 181960), (376, 136470), (470, 109176), (564, 90980), (705, 72784), (752, 68235), (940, 54588), (1128, 45490), (1410, 36392), (1880, 27294), (2256, 22745), (2820, 18196), (3760, 13647), (4549, 11280), (5640, 9098)]