179831988

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2143}}^1$

素因数の和:2203

約数の個数: 120

約数和(自身を含む): 552054272

約数和(自身を除く): 372222284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 81, 84, 108, 111, 126, 148, 162, 189, 222, 252, 259, 324, 333, 378, 444, 518, 567, 666, 756, 777, 999, 1036, 1134, 1332, 1554, 1998, 2143, 2268, 2331, 2997, 3108, 3996, 4286, 4662, 5994, 6429, 6993, 8572, 9324, 11988, 12858, 13986, 15001, 19287, 20979, 25716, 27972, 30002, 38574, 41958, 45003, 57861, 60004, 77148, 79291, 83916, 90006, 115722, 135009, 158582, 173583, 180012, 231444, 237873, 270018, 317164, 347166, 405027, 475746, 540036, 555037, 694332, 713619, 810054, 951492, 1110074, 1215081, 1427238, 1620108, 1665111, 2140857, 2220148, 2430162, 2854476, 3330222, 4281714, 4860324, 4995333, 6422571, 6660444, 8563428, 9990666, 12845142, 14985999, 19981332, 25690284, 29971998, 44957997, 59943996, 89915994, 179831988]

約数ペア:

[(1, 179831988), (2, 89915994), (3, 59943996), (4, 44957997), (6, 29971998), (7, 25690284), (9, 19981332), (12, 14985999), (14, 12845142), (18, 9990666), (21, 8563428), (27, 6660444), (28, 6422571), (36, 4995333), (37, 4860324), (42, 4281714), (54, 3330222), (63, 2854476), (74, 2430162), (81, 2220148), (84, 2140857), (108, 1665111), (111, 1620108), (126, 1427238), (148, 1215081), (162, 1110074), (189, 951492), (222, 810054), (252, 713619), (259, 694332), (324, 555037), (333, 540036), (378, 475746), (444, 405027), (518, 347166), (567, 317164), (666, 270018), (756, 237873), (777, 231444), (999, 180012), (1036, 173583), (1134, 158582), (1332, 135009), (1554, 115722), (1998, 90006), (2143, 83916), (2268, 79291), (2331, 77148), (2997, 60004), (3108, 57861), (3996, 45003), (4286, 41958), (4662, 38574), (5994, 30002), (6429, 27972), (6993, 25716), (8572, 20979), (9324, 19287), (11988, 15001), (12858, 13986)]