420424416

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2073

約数の個数: 144

約数和(自身を含む): 1295998704

約数和(自身を除く): 875574288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 43, 48, 51, 68, 72, 86, 96, 102, 129, 136, 144, 153, 172, 204, 258, 272, 288, 306, 344, 387, 408, 516, 544, 612, 688, 731, 774, 816, 1032, 1224, 1376, 1462, 1548, 1632, 1997, 2064, 2193, 2448, 2924, 3096, 3994, 4128, 4386, 4896, 5848, 5991, 6192, 6579, 7988, 8772, 11696, 11982, 12384, 13158, 15976, 17544, 17973, 23392, 23964, 26316, 31952, 33949, 35088, 35946, 47928, 52632, 63904, 67898, 70176, 71892, 85871, 95856, 101847, 105264, 135796, 143784, 171742, 191712, 203694, 210528, 257613, 271592, 287568, 305541, 343484, 407388, 515226, 543184, 575136, 611082, 686968, 772839, 814776, 1030452, 1086368, 1222164, 1373936, 1459807, 1545678, 1629552, 2060904, 2444328, 2747872, 2919614, 3091356, 3259104, 4121808, 4379421, 4888656, 5839228, 6182712, 8243616, 8758842, 9777312, 11678456, 12365424, 13138263, 17517684, 23356912, 24730848, 26276526, 35035368, 46713824, 52553052, 70070736, 105106104, 140141472, 210212208, 420424416]

約数ペア:

[(1, 420424416), (2, 210212208), (3, 140141472), (4, 105106104), (6, 70070736), (8, 52553052), (9, 46713824), (12, 35035368), (16, 26276526), (17, 24730848), (18, 23356912), (24, 17517684), (32, 13138263), (34, 12365424), (36, 11678456), (43, 9777312), (48, 8758842), (51, 8243616), (68, 6182712), (72, 5839228), (86, 4888656), (96, 4379421), (102, 4121808), (129, 3259104), (136, 3091356), (144, 2919614), (153, 2747872), (172, 2444328), (204, 2060904), (258, 1629552), (272, 1545678), (288, 1459807), (306, 1373936), (344, 1222164), (387, 1086368), (408, 1030452), (516, 814776), (544, 772839), (612, 686968), (688, 611082), (731, 575136), (774, 543184), (816, 515226), (1032, 407388), (1224, 343484), (1376, 305541), (1462, 287568), (1548, 271592), (1632, 257613), (1997, 210528), (2064, 203694), (2193, 191712), (2448, 171742), (2924, 143784), (3096, 135796), (3994, 105264), (4128, 101847), (4386, 95856), (4896, 85871), (5848, 71892), (5991, 70176), (6192, 67898), (6579, 63904), (7988, 52632), (8772, 47928), (11696, 35946), (11982, 35088), (12384, 33949), (13158, 31952), (15976, 26316), (17544, 23964), (17973, 23392)]