248840640

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:456

約数の個数: 224

約数和(自身を含む): 890991360

約数和(自身を除く): 642150720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 83, 90, 96, 108, 120, 135, 144, 160, 166, 180, 192, 216, 240, 249, 270, 288, 320, 332, 347, 360, 415, 432, 480, 498, 540, 576, 664, 694, 720, 747, 830, 864, 960, 996, 1041, 1080, 1245, 1328, 1388, 1440, 1494, 1660, 1728, 1735, 1992, 2082, 2160, 2241, 2490, 2656, 2776, 2880, 2988, 3123, 3320, 3470, 3735, 3984, 4164, 4320, 4482, 4980, 5205, 5312, 5552, 5976, 6246, 6640, 6940, 7470, 7968, 8328, 8640, 8964, 9369, 9960, 10410, 11104, 11205, 11952, 12492, 13280, 13880, 14940, 15615, 15936, 16656, 17928, 18738, 19920, 20820, 22208, 22410, 23904, 24984, 26560, 27760, 28801, 29880, 31230, 33312, 35856, 37476, 39840, 41640, 44820, 46845, 47808, 49968, 55520, 57602, 59760, 62460, 66624, 71712, 74952, 79680, 83280, 86403, 89640, 93690, 99936, 111040, 115204, 119520, 124920, 143424, 144005, 149904, 166560, 172806, 179280, 187380, 199872, 230408, 239040, 249840, 259209, 288010, 299808, 333120, 345612, 358560, 374760, 432015, 460816, 499680, 518418, 576020, 599616, 691224, 717120, 749520, 777627, 864030, 921632, 999360, 1036836, 1152040, 1296045, 1382448, 1499040, 1555254, 1728060, 1843264, 2073672, 2304080, 2592090, 2764896, 2998080, 3110508, 3456120, 3888135, 4147344, 4608160, 5184180, 5529792, 6221016, 6912240, 7776270, 8294688, 9216320, 10368360, 12442032, 13824480, 15552540, 16589376, 20736720, 24884064, 27648960, 31105080, 41473440, 49768128, 62210160, 82946880, 124420320, 248840640]

約数ペア:

[(1, 248840640), (2, 124420320), (3, 82946880), (4, 62210160), (5, 49768128), (6, 41473440), (8, 31105080), (9, 27648960), (10, 24884064), (12, 20736720), (15, 16589376), (16, 15552540), (18, 13824480), (20, 12442032), (24, 10368360), (27, 9216320), (30, 8294688), (32, 7776270), (36, 6912240), (40, 6221016), (45, 5529792), (48, 5184180), (54, 4608160), (60, 4147344), (64, 3888135), (72, 3456120), (80, 3110508), (83, 2998080), (90, 2764896), (96, 2592090), (108, 2304080), (120, 2073672), (135, 1843264), (144, 1728060), (160, 1555254), (166, 1499040), (180, 1382448), (192, 1296045), (216, 1152040), (240, 1036836), (249, 999360), (270, 921632), (288, 864030), (320, 777627), (332, 749520), (347, 717120), (360, 691224), (415, 599616), (432, 576020), (480, 518418), (498, 499680), (540, 460816), (576, 432015), (664, 374760), (694, 358560), (720, 345612), (747, 333120), (830, 299808), (864, 288010), (960, 259209), (996, 249840), (1041, 239040), (1080, 230408), (1245, 199872), (1328, 187380), (1388, 179280), (1440, 172806), (1494, 166560), (1660, 149904), (1728, 144005), (1735, 143424), (1992, 124920), (2082, 119520), (2160, 115204), (2241, 111040), (2490, 99936), (2656, 93690), (2776, 89640), (2880, 86403), (2988, 83280), (3123, 79680), (3320, 74952), (3470, 71712), (3735, 66624), (3984, 62460), (4164, 59760), (4320, 57602), (4482, 55520), (4980, 49968), (5205, 47808), (5312, 46845), (5552, 44820), (5976, 41640), (6246, 39840), (6640, 37476), (6940, 35856), (7470, 33312), (7968, 31230), (8328, 29880), (8640, 28801), (8964, 27760), (9369, 26560), (9960, 24984), (10410, 23904), (11104, 22410), (11205, 22208), (11952, 20820), (12492, 19920), (13280, 18738), (13880, 17928), (14940, 16656), (15615, 15936)]