258227760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{547}}^1$

素因数の和:851

約数の個数: 160

約数和(自身を含む): 919798272

約数和(自身を除く): 661570512

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, 281, 336, 420, 547, 560, 562, 840, 843, 1094, 1124, 1405, 1641, 1680, 1686, 1967, 2188, 2248, 2735, 2810, 3282, 3372, 3829, 3934, 4215, 4376, 4496, 5470, 5620, 5901, 6564, 6744, 7658, 7868, 8205, 8430, 8752, 9835, 10940, 11240, 11487, 11802, 13128, 13488, 15316, 15736, 16410, 16860, 19145, 19670, 21880, 22480, 22974, 23604, 26256, 29505, 30632, 31472, 32820, 33720, 38290, 39340, 43760, 45948, 47208, 57435, 59010, 61264, 65640, 67440, 76580, 78680, 91896, 94416, 114870, 118020, 131280, 153160, 153707, 157360, 183792, 229740, 236040, 306320, 307414, 459480, 461121, 472080, 614828, 768535, 918960, 922242, 1075949, 1229656, 1537070, 1844484, 2151898, 2305605, 2459312, 3074140, 3227847, 3688968, 4303796, 4611210, 5379745, 6148280, 6455694, 7377936, 8607592, 9222420, 10759490, 12296560, 12911388, 16139235, 17215184, 18444840, 21518980, 25822776, 32278470, 36889680, 43037960, 51645552, 64556940, 86075920, 129113880, 258227760]

約数ペア:

[(1, 258227760), (2, 129113880), (3, 86075920), (4, 64556940), (5, 51645552), (6, 43037960), (7, 36889680), (8, 32278470), (10, 25822776), (12, 21518980), (14, 18444840), (15, 17215184), (16, 16139235), (20, 12911388), (21, 12296560), (24, 10759490), (28, 9222420), (30, 8607592), (35, 7377936), (40, 6455694), (42, 6148280), (48, 5379745), (56, 4611210), (60, 4303796), (70, 3688968), (80, 3227847), (84, 3074140), (105, 2459312), (112, 2305605), (120, 2151898), (140, 1844484), (168, 1537070), (210, 1229656), (240, 1075949), (280, 922242), (281, 918960), (336, 768535), (420, 614828), (547, 472080), (560, 461121), (562, 459480), (840, 307414), (843, 306320), (1094, 236040), (1124, 229740), (1405, 183792), (1641, 157360), (1680, 153707), (1686, 153160), (1967, 131280), (2188, 118020), (2248, 114870), (2735, 94416), (2810, 91896), (3282, 78680), (3372, 76580), (3829, 67440), (3934, 65640), (4215, 61264), (4376, 59010), (4496, 57435), (5470, 47208), (5620, 45948), (5901, 43760), (6564, 39340), (6744, 38290), (7658, 33720), (7868, 32820), (8205, 31472), (8430, 30632), (8752, 29505), (9835, 26256), (10940, 23604), (11240, 22974), (11487, 22480), (11802, 21880), (13128, 19670), (13488, 19145), (15316, 16860), (15736, 16410)]