80220960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 288

約数和(自身を含む): 302505840

約数和(自身を除く): 222284880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 29, 30, 32, 34, 36, 40, 45, 48, 51, 58, 60, 68, 72, 80, 85, 87, 90, 96, 102, 113, 116, 120, 136, 144, 145, 153, 160, 170, 174, 180, 204, 226, 232, 240, 255, 261, 272, 288, 290, 306, 339, 340, 348, 360, 408, 435, 452, 464, 480, 493, 510, 522, 544, 565, 580, 612, 678, 680, 696, 720, 765, 816, 870, 904, 928, 986, 1017, 1020, 1044, 1130, 1160, 1224, 1305, 1356, 1360, 1392, 1440, 1479, 1530, 1632, 1695, 1740, 1808, 1921, 1972, 2034, 2040, 2088, 2260, 2320, 2448, 2465, 2610, 2712, 2720, 2784, 2958, 3060, 3277, 3390, 3480, 3616, 3842, 3944, 4068, 4080, 4176, 4437, 4520, 4640, 4896, 4930, 5085, 5220, 5424, 5763, 5916, 6120, 6554, 6780, 6960, 7395, 7684, 7888, 8136, 8160, 8352, 8874, 9040, 9605, 9831, 9860, 10170, 10440, 10848, 11526, 11832, 12240, 13108, 13560, 13920, 14790, 15368, 15776, 16272, 16385, 17289, 17748, 18080, 19210, 19662, 19720, 20340, 20880, 22185, 23052, 23664, 24480, 26216, 27120, 28815, 29493, 29580, 30736, 32544, 32770, 34578, 35496, 38420, 39324, 39440, 40680, 41760, 44370, 46104, 47328, 49155, 52432, 54240, 55709, 57630, 58986, 59160, 61472, 65540, 69156, 70992, 76840, 78648, 78880, 81360, 86445, 88740, 92208, 98310, 104864, 111418, 115260, 117972, 118320, 131080, 138312, 141984, 147465, 153680, 157296, 162720, 167127, 172890, 177480, 184416, 196620, 222836, 230520, 235944, 236640, 262160, 276624, 278545, 294930, 307360, 314592, 334254, 345780, 354960, 393240, 445672, 461040, 471888, 501381, 524320, 553248, 557090, 589860, 668508, 691560, 709920, 786480, 835635, 891344, 922080, 943776, 1002762, 1114180, 1179720, 1337016, 1383120, 1572960, 1671270, 1782688, 2005524, 2228360, 2359440, 2506905, 2674032, 2766240, 3342540, 4011048, 4456720, 4718880, 5013810, 5348064, 6685080, 8022096, 8913440, 10027620, 13370160, 16044192, 20055240, 26740320, 40110480, 80220960]

約数ペア:

[(1, 80220960), (2, 40110480), (3, 26740320), (4, 20055240), (5, 16044192), (6, 13370160), (8, 10027620), (9, 8913440), (10, 8022096), (12, 6685080), (15, 5348064), (16, 5013810), (17, 4718880), (18, 4456720), (20, 4011048), (24, 3342540), (29, 2766240), (30, 2674032), (32, 2506905), (34, 2359440), (36, 2228360), (40, 2005524), (45, 1782688), (48, 1671270), (51, 1572960), (58, 1383120), (60, 1337016), (68, 1179720), (72, 1114180), (80, 1002762), (85, 943776), (87, 922080), (90, 891344), (96, 835635), (102, 786480), (113, 709920), (116, 691560), (120, 668508), (136, 589860), (144, 557090), (145, 553248), (153, 524320), (160, 501381), (170, 471888), (174, 461040), (180, 445672), (204, 393240), (226, 354960), (232, 345780), (240, 334254), (255, 314592), (261, 307360), (272, 294930), (288, 278545), (290, 276624), (306, 262160), (339, 236640), (340, 235944), (348, 230520), (360, 222836), (408, 196620), (435, 184416), (452, 177480), (464, 172890), (480, 167127), (493, 162720), (510, 157296), (522, 153680), (544, 147465), (565, 141984), (580, 138312), (612, 131080), (678, 118320), (680, 117972), (696, 115260), (720, 111418), (765, 104864), (816, 98310), (870, 92208), (904, 88740), (928, 86445), (986, 81360), (1017, 78880), (1020, 78648), (1044, 76840), (1130, 70992), (1160, 69156), (1224, 65540), (1305, 61472), (1356, 59160), (1360, 58986), (1392, 57630), (1440, 55709), (1479, 54240), (1530, 52432), (1632, 49155), (1695, 47328), (1740, 46104), (1808, 44370), (1921, 41760), (1972, 40680), (2034, 39440), (2040, 39324), (2088, 38420), (2260, 35496), (2320, 34578), (2448, 32770), (2465, 32544), (2610, 30736), (2712, 29580), (2720, 29493), (2784, 28815), (2958, 27120), (3060, 26216), (3277, 24480), (3390, 23664), (3480, 23052), (3616, 22185), (3842, 20880), (3944, 20340), (4068, 19720), (4080, 19662), (4176, 19210), (4437, 18080), (4520, 17748), (4640, 17289), (4896, 16385), (4930, 16272), (5085, 15776), (5220, 15368), (5424, 14790), (5763, 13920), (5916, 13560), (6120, 13108), (6554, 12240), (6780, 11832), (6960, 11526), (7395, 10848), (7684, 10440), (7888, 10170), (8136, 9860), (8160, 9831), (8352, 9605), (8874, 9040)]