80360640

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 224

約数和(自身を含む): 289681920

約数和(自身を除く): 209321280

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, 71, 72, 80, 90, 96, 108, 120, 131, 135, 142, 144, 160, 180, 192, 213, 216, 240, 262, 270, 284, 288, 320, 355, 360, 393, 426, 432, 480, 524, 540, 568, 576, 639, 655, 710, 720, 786, 852, 864, 960, 1048, 1065, 1080, 1136, 1179, 1278, 1310, 1420, 1440, 1572, 1704, 1728, 1917, 1965, 2096, 2130, 2160, 2272, 2358, 2556, 2620, 2840, 2880, 3144, 3195, 3408, 3537, 3834, 3930, 4192, 4260, 4320, 4544, 4716, 5112, 5240, 5680, 5895, 6288, 6390, 6816, 7074, 7668, 7860, 8384, 8520, 8640, 9301, 9432, 9585, 10224, 10480, 11360, 11790, 12576, 12780, 13632, 14148, 15336, 15720, 17040, 17685, 18602, 18864, 19170, 20448, 20960, 22720, 23580, 25152, 25560, 27903, 28296, 30672, 31440, 34080, 35370, 37204, 37728, 38340, 40896, 41920, 46505, 47160, 51120, 55806, 56592, 61344, 62880, 68160, 70740, 74408, 75456, 76680, 83709, 93010, 94320, 102240, 111612, 113184, 122688, 125760, 139515, 141480, 148816, 153360, 167418, 186020, 188640, 204480, 223224, 226368, 251127, 279030, 282960, 297632, 306720, 334836, 372040, 377280, 418545, 446448, 502254, 558060, 565920, 595264, 613440, 669672, 744080, 837090, 892896, 1004508, 1116120, 1131840, 1255635, 1339344, 1488160, 1674180, 1785792, 2009016, 2232240, 2511270, 2678688, 2976320, 3348360, 4018032, 4464480, 5022540, 5357376, 6696720, 8036064, 8928960, 10045080, 13393440, 16072128, 20090160, 26786880, 40180320, 80360640]

約数ペア:

[(1, 80360640), (2, 40180320), (3, 26786880), (4, 20090160), (5, 16072128), (6, 13393440), (8, 10045080), (9, 8928960), (10, 8036064), (12, 6696720), (15, 5357376), (16, 5022540), (18, 4464480), (20, 4018032), (24, 3348360), (27, 2976320), (30, 2678688), (32, 2511270), (36, 2232240), (40, 2009016), (45, 1785792), (48, 1674180), (54, 1488160), (60, 1339344), (64, 1255635), (71, 1131840), (72, 1116120), (80, 1004508), (90, 892896), (96, 837090), (108, 744080), (120, 669672), (131, 613440), (135, 595264), (142, 565920), (144, 558060), (160, 502254), (180, 446448), (192, 418545), (213, 377280), (216, 372040), (240, 334836), (262, 306720), (270, 297632), (284, 282960), (288, 279030), (320, 251127), (355, 226368), (360, 223224), (393, 204480), (426, 188640), (432, 186020), (480, 167418), (524, 153360), (540, 148816), (568, 141480), (576, 139515), (639, 125760), (655, 122688), (710, 113184), (720, 111612), (786, 102240), (852, 94320), (864, 93010), (960, 83709), (1048, 76680), (1065, 75456), (1080, 74408), (1136, 70740), (1179, 68160), (1278, 62880), (1310, 61344), (1420, 56592), (1440, 55806), (1572, 51120), (1704, 47160), (1728, 46505), (1917, 41920), (1965, 40896), (2096, 38340), (2130, 37728), (2160, 37204), (2272, 35370), (2358, 34080), (2556, 31440), (2620, 30672), (2840, 28296), (2880, 27903), (3144, 25560), (3195, 25152), (3408, 23580), (3537, 22720), (3834, 20960), (3930, 20448), (4192, 19170), (4260, 18864), (4320, 18602), (4544, 17685), (4716, 17040), (5112, 15720), (5240, 15336), (5680, 14148), (5895, 13632), (6288, 12780), (6390, 12576), (6816, 11790), (7074, 11360), (7668, 10480), (7860, 10224), (8384, 9585), (8520, 9432), (8640, 9301)]