419964720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{547}}^1$

素因数の和:1027

約数の個数: 160

約数和(自身を含む): 1493856768

約数和(自身を除く): 1073892048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 457, 547, 560, 840, 914, 1094, 1371, 1641, 1680, 1828, 2188, 2285, 2735, 2742, 3199, 3282, 3656, 3829, 4376, 4570, 5470, 5484, 6398, 6564, 6855, 7312, 7658, 8205, 8752, 9140, 9597, 10940, 10968, 11487, 12796, 13128, 13710, 15316, 15995, 16410, 18280, 19145, 19194, 21880, 21936, 22974, 25592, 26256, 27420, 30632, 31990, 32820, 36560, 38290, 38388, 43760, 45948, 47985, 51184, 54840, 57435, 61264, 63980, 65640, 76580, 76776, 91896, 95970, 109680, 114870, 127960, 131280, 153160, 153552, 183792, 191940, 229740, 249979, 255920, 306320, 383880, 459480, 499958, 749937, 767760, 918960, 999916, 1249895, 1499874, 1749853, 1999832, 2499790, 2999748, 3499706, 3749685, 3999664, 4999580, 5249559, 5999496, 6999412, 7499370, 8749265, 9999160, 10499118, 11998992, 13998824, 14998740, 17498530, 19998320, 20998236, 26247795, 27997648, 29997480, 34997060, 41996472, 52495590, 59994960, 69994120, 83992944, 104991180, 139988240, 209982360, 419964720]

約数ペア:

[(1, 419964720), (2, 209982360), (3, 139988240), (4, 104991180), (5, 83992944), (6, 69994120), (7, 59994960), (8, 52495590), (10, 41996472), (12, 34997060), (14, 29997480), (15, 27997648), (16, 26247795), (20, 20998236), (21, 19998320), (24, 17498530), (28, 14998740), (30, 13998824), (35, 11998992), (40, 10499118), (42, 9999160), (48, 8749265), (56, 7499370), (60, 6999412), (70, 5999496), (80, 5249559), (84, 4999580), (105, 3999664), (112, 3749685), (120, 3499706), (140, 2999748), (168, 2499790), (210, 1999832), (240, 1749853), (280, 1499874), (336, 1249895), (420, 999916), (457, 918960), (547, 767760), (560, 749937), (840, 499958), (914, 459480), (1094, 383880), (1371, 306320), (1641, 255920), (1680, 249979), (1828, 229740), (2188, 191940), (2285, 183792), (2735, 153552), (2742, 153160), (3199, 131280), (3282, 127960), (3656, 114870), (3829, 109680), (4376, 95970), (4570, 91896), (5470, 76776), (5484, 76580), (6398, 65640), (6564, 63980), (6855, 61264), (7312, 57435), (7658, 54840), (8205, 51184), (8752, 47985), (9140, 45948), (9597, 43760), (10940, 38388), (10968, 38290), (11487, 36560), (12796, 32820), (13128, 31990), (13710, 30632), (15316, 27420), (15995, 26256), (16410, 25592), (18280, 22974), (19145, 21936), (19194, 21880)]