228649680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{6481}}^1$

素因数の和:6514

約数の個数: 180

約数和(自身を含む): 893388132

約数和(自身を除く): 664738452

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 6481, 7056, 8820, 11760, 12962, 17640, 19443, 25924, 32405, 35280, 38886, 45367, 51848, 58329, 64810, 77772, 90734, 97215, 103696, 116658, 129620, 136101, 155544, 181468, 194430, 226835, 233316, 259240, 272202, 291645, 311088, 317569, 362936, 388860, 408303, 453670, 466632, 518480, 544404, 583290, 635138, 680505, 725872, 777720, 816606, 907340, 933264, 952707, 1088808, 1166580, 1270276, 1361010, 1555440, 1587845, 1633212, 1814680, 1905414, 2041515, 2177616, 2333160, 2540552, 2722020, 2858121, 3175690, 3266424, 3629360, 3810828, 4083030, 4666320, 4763535, 5081104, 5444040, 5716242, 6351380, 6532848, 7621656, 8166060, 9527070, 10888080, 11432484, 12702760, 14290605, 15243312, 16332120, 19054140, 22864968, 25405520, 28581210, 32664240, 38108280, 45729936, 57162420, 76216560, 114324840, 228649680]

約数ペア:

[(1, 228649680), (2, 114324840), (3, 76216560), (4, 57162420), (5, 45729936), (6, 38108280), (7, 32664240), (8, 28581210), (9, 25405520), (10, 22864968), (12, 19054140), (14, 16332120), (15, 15243312), (16, 14290605), (18, 12702760), (20, 11432484), (21, 10888080), (24, 9527070), (28, 8166060), (30, 7621656), (35, 6532848), (36, 6351380), (40, 5716242), (42, 5444040), (45, 5081104), (48, 4763535), (49, 4666320), (56, 4083030), (60, 3810828), (63, 3629360), (70, 3266424), (72, 3175690), (80, 2858121), (84, 2722020), (90, 2540552), (98, 2333160), (105, 2177616), (112, 2041515), (120, 1905414), (126, 1814680), (140, 1633212), (144, 1587845), (147, 1555440), (168, 1361010), (180, 1270276), (196, 1166580), (210, 1088808), (240, 952707), (245, 933264), (252, 907340), (280, 816606), (294, 777720), (315, 725872), (336, 680505), (360, 635138), (392, 583290), (420, 544404), (441, 518480), (490, 466632), (504, 453670), (560, 408303), (588, 388860), (630, 362936), (720, 317569), (735, 311088), (784, 291645), (840, 272202), (882, 259240), (980, 233316), (1008, 226835), (1176, 194430), (1260, 181468), (1470, 155544), (1680, 136101), (1764, 129620), (1960, 116658), (2205, 103696), (2352, 97215), (2520, 90734), (2940, 77772), (3528, 64810), (3920, 58329), (4410, 51848), (5040, 45367), (5880, 38886), (6481, 35280), (7056, 32405), (8820, 25924), (11760, 19443), (12962, 17640)]