217797984

素因数分解:

$2^5\times 3^5\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:819

約数の個数: 144

約数和(自身を含む): 660533328

約数和(自身を除く): 442735344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 72, 74, 81, 96, 108, 111, 144, 148, 162, 216, 222, 243, 288, 296, 324, 333, 432, 444, 486, 592, 648, 666, 757, 864, 888, 972, 999, 1184, 1296, 1332, 1514, 1776, 1944, 1998, 2271, 2592, 2664, 2997, 3028, 3552, 3888, 3996, 4542, 5328, 5994, 6056, 6813, 7776, 7992, 8991, 9084, 10656, 11988, 12112, 13626, 15984, 17982, 18168, 20439, 23976, 24224, 27252, 28009, 31968, 35964, 36336, 40878, 47952, 54504, 56018, 61317, 71928, 72672, 81756, 84027, 95904, 109008, 112036, 122634, 143856, 163512, 168054, 183951, 218016, 224072, 245268, 252081, 287712, 327024, 336108, 367902, 448144, 490536, 504162, 654048, 672216, 735804, 756243, 896288, 981072, 1008324, 1344432, 1471608, 1512486, 1962144, 2016648, 2268729, 2688864, 2943216, 3024972, 4033296, 4537458, 5886432, 6049944, 6806187, 8066592, 9074916, 12099888, 13612374, 18149832, 24199776, 27224748, 36299664, 54449496, 72599328, 108898992, 217797984]

約数ペア:

[(1, 217797984), (2, 108898992), (3, 72599328), (4, 54449496), (6, 36299664), (8, 27224748), (9, 24199776), (12, 18149832), (16, 13612374), (18, 12099888), (24, 9074916), (27, 8066592), (32, 6806187), (36, 6049944), (37, 5886432), (48, 4537458), (54, 4033296), (72, 3024972), (74, 2943216), (81, 2688864), (96, 2268729), (108, 2016648), (111, 1962144), (144, 1512486), (148, 1471608), (162, 1344432), (216, 1008324), (222, 981072), (243, 896288), (288, 756243), (296, 735804), (324, 672216), (333, 654048), (432, 504162), (444, 490536), (486, 448144), (592, 367902), (648, 336108), (666, 327024), (757, 287712), (864, 252081), (888, 245268), (972, 224072), (999, 218016), (1184, 183951), (1296, 168054), (1332, 163512), (1514, 143856), (1776, 122634), (1944, 112036), (1998, 109008), (2271, 95904), (2592, 84027), (2664, 81756), (2997, 72672), (3028, 71928), (3552, 61317), (3888, 56018), (3996, 54504), (4542, 47952), (5328, 40878), (5994, 36336), (6056, 35964), (6813, 31968), (7776, 28009), (7992, 27252), (8991, 24224), (9084, 23976), (10656, 20439), (11988, 18168), (12112, 17982), (13626, 15984)]