18053280

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{199}}^1$

素因数の和:233

約数の個数: 240

約数和(自身を含む): 73180800

約数和(自身を除く): 55127520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 199, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 398, 405, 420, 432, 480, 504, 540, 560, 567, 597, 630, 648, 672, 720, 756, 796, 810, 840, 864, 945, 995, 1008, 1080, 1120, 1134, 1194, 1260, 1296, 1393, 1440, 1512, 1592, 1620, 1680, 1791, 1890, 1990, 2016, 2160, 2268, 2388, 2520, 2592, 2786, 2835, 2985, 3024, 3184, 3240, 3360, 3582, 3780, 3980, 4179, 4320, 4536, 4776, 5040, 5373, 5572, 5670, 5970, 6048, 6368, 6480, 6965, 7164, 7560, 7960, 8358, 8955, 9072, 9552, 10080, 10746, 11144, 11340, 11940, 12537, 12960, 13930, 14328, 15120, 15920, 16119, 16716, 17910, 18144, 19104, 20895, 21492, 22288, 22680, 23880, 25074, 26865, 27860, 28656, 30240, 31840, 32238, 33432, 35820, 37611, 41790, 42984, 44576, 45360, 47760, 50148, 53730, 55720, 57312, 62685, 64476, 66864, 71640, 75222, 80595, 83580, 85968, 90720, 95520, 100296, 107460, 111440, 112833, 125370, 128952, 133728, 143280, 150444, 161190, 167160, 171936, 188055, 200592, 214920, 222880, 225666, 250740, 257904, 286560, 300888, 322380, 334320, 376110, 401184, 429840, 451332, 501480, 515808, 564165, 601776, 644760, 668640, 752220, 859680, 902664, 1002960, 1128330, 1203552, 1289520, 1504440, 1805328, 2005920, 2256660, 2579040, 3008880, 3610656, 4513320, 6017760, 9026640, 18053280]

約数ペア:

[(1, 18053280), (2, 9026640), (3, 6017760), (4, 4513320), (5, 3610656), (6, 3008880), (7, 2579040), (8, 2256660), (9, 2005920), (10, 1805328), (12, 1504440), (14, 1289520), (15, 1203552), (16, 1128330), (18, 1002960), (20, 902664), (21, 859680), (24, 752220), (27, 668640), (28, 644760), (30, 601776), (32, 564165), (35, 515808), (36, 501480), (40, 451332), (42, 429840), (45, 401184), (48, 376110), (54, 334320), (56, 322380), (60, 300888), (63, 286560), (70, 257904), (72, 250740), (80, 225666), (81, 222880), (84, 214920), (90, 200592), (96, 188055), (105, 171936), (108, 167160), (112, 161190), (120, 150444), (126, 143280), (135, 133728), (140, 128952), (144, 125370), (160, 112833), (162, 111440), (168, 107460), (180, 100296), (189, 95520), (199, 90720), (210, 85968), (216, 83580), (224, 80595), (240, 75222), (252, 71640), (270, 66864), (280, 64476), (288, 62685), (315, 57312), (324, 55720), (336, 53730), (360, 50148), (378, 47760), (398, 45360), (405, 44576), (420, 42984), (432, 41790), (480, 37611), (504, 35820), (540, 33432), (560, 32238), (567, 31840), (597, 30240), (630, 28656), (648, 27860), (672, 26865), (720, 25074), (756, 23880), (796, 22680), (810, 22288), (840, 21492), (864, 20895), (945, 19104), (995, 18144), (1008, 17910), (1080, 16716), (1120, 16119), (1134, 15920), (1194, 15120), (1260, 14328), (1296, 13930), (1393, 12960), (1440, 12537), (1512, 11940), (1592, 11340), (1620, 11144), (1680, 10746), (1791, 10080), (1890, 9552), (1990, 9072), (2016, 8955), (2160, 8358), (2268, 7960), (2388, 7560), (2520, 7164), (2592, 6965), (2786, 6480), (2835, 6368), (2985, 6048), (3024, 5970), (3184, 5670), (3240, 5572), (3360, 5373), (3582, 5040), (3780, 4776), (3980, 4536), (4179, 4320)]