221206824

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 650613600

約数和(自身を除く): 429406776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 31, 36, 46, 62, 69, 72, 92, 93, 124, 138, 139, 184, 186, 207, 248, 276, 278, 279, 372, 414, 417, 552, 556, 558, 713, 744, 828, 834, 961, 1112, 1116, 1251, 1426, 1656, 1668, 1922, 2139, 2232, 2502, 2852, 2883, 3197, 3336, 3844, 4278, 4309, 5004, 5704, 5766, 6394, 6417, 7688, 8556, 8618, 8649, 9591, 10008, 11532, 12788, 12834, 12927, 17112, 17236, 17298, 19182, 22103, 23064, 25576, 25668, 25854, 28773, 34472, 34596, 38364, 38781, 44206, 51336, 51708, 57546, 66309, 69192, 76728, 77562, 88412, 99107, 103416, 115092, 132618, 133579, 155124, 176824, 198214, 198927, 230184, 265236, 267158, 297321, 310248, 396428, 397854, 400737, 530472, 534316, 594642, 792856, 795708, 801474, 891963, 1068632, 1189284, 1202211, 1591416, 1602948, 1783926, 2378568, 2404422, 3072317, 3205896, 3567852, 4808844, 6144634, 7135704, 9216951, 9617688, 12289268, 18433902, 24578536, 27650853, 36867804, 55301706, 73735608, 110603412, 221206824]

約数ペア:

[(1, 221206824), (2, 110603412), (3, 73735608), (4, 55301706), (6, 36867804), (8, 27650853), (9, 24578536), (12, 18433902), (18, 12289268), (23, 9617688), (24, 9216951), (31, 7135704), (36, 6144634), (46, 4808844), (62, 3567852), (69, 3205896), (72, 3072317), (92, 2404422), (93, 2378568), (124, 1783926), (138, 1602948), (139, 1591416), (184, 1202211), (186, 1189284), (207, 1068632), (248, 891963), (276, 801474), (278, 795708), (279, 792856), (372, 594642), (414, 534316), (417, 530472), (552, 400737), (556, 397854), (558, 396428), (713, 310248), (744, 297321), (828, 267158), (834, 265236), (961, 230184), (1112, 198927), (1116, 198214), (1251, 176824), (1426, 155124), (1656, 133579), (1668, 132618), (1922, 115092), (2139, 103416), (2232, 99107), (2502, 88412), (2852, 77562), (2883, 76728), (3197, 69192), (3336, 66309), (3844, 57546), (4278, 51708), (4309, 51336), (5004, 44206), (5704, 38781), (5766, 38364), (6394, 34596), (6417, 34472), (7688, 28773), (8556, 25854), (8618, 25668), (8649, 25576), (9591, 23064), (10008, 22103), (11532, 19182), (12788, 17298), (12834, 17236), (12927, 17112)]