221120768

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 529804800

約数和(自身を除く): 308684032

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 44, 62, 64, 68, 88, 124, 128, 136, 149, 176, 187, 248, 256, 272, 298, 341, 352, 374, 496, 527, 544, 596, 682, 704, 748, 992, 1054, 1088, 1192, 1364, 1408, 1496, 1639, 1984, 2108, 2176, 2384, 2533, 2728, 2816, 2992, 3278, 3968, 4216, 4352, 4619, 4768, 5066, 5456, 5797, 5984, 6556, 7936, 8432, 9238, 9536, 10132, 10912, 11594, 11968, 13112, 16864, 18476, 19072, 20264, 21824, 23188, 23936, 26224, 27863, 33728, 36952, 38144, 40528, 43648, 46376, 47872, 50809, 52448, 55726, 67456, 73904, 78523, 81056, 87296, 92752, 101618, 104896, 111452, 134912, 147808, 157046, 162112, 185504, 203236, 209792, 222904, 295616, 314092, 324224, 371008, 406472, 419584, 445808, 591232, 628184, 648448, 742016, 812944, 863753, 891616, 1182464, 1256368, 1484032, 1625888, 1727506, 1783232, 2512736, 3251776, 3455012, 3566464, 5025472, 6503552, 6910024, 7132928, 10050944, 13007104, 13820048, 20101888, 27640096, 55280192, 110560384, 221120768]

約数ペア:

[(1, 221120768), (2, 110560384), (4, 55280192), (8, 27640096), (11, 20101888), (16, 13820048), (17, 13007104), (22, 10050944), (31, 7132928), (32, 6910024), (34, 6503552), (44, 5025472), (62, 3566464), (64, 3455012), (68, 3251776), (88, 2512736), (124, 1783232), (128, 1727506), (136, 1625888), (149, 1484032), (176, 1256368), (187, 1182464), (248, 891616), (256, 863753), (272, 812944), (298, 742016), (341, 648448), (352, 628184), (374, 591232), (496, 445808), (527, 419584), (544, 406472), (596, 371008), (682, 324224), (704, 314092), (748, 295616), (992, 222904), (1054, 209792), (1088, 203236), (1192, 185504), (1364, 162112), (1408, 157046), (1496, 147808), (1639, 134912), (1984, 111452), (2108, 104896), (2176, 101618), (2384, 92752), (2533, 87296), (2728, 81056), (2816, 78523), (2992, 73904), (3278, 67456), (3968, 55726), (4216, 52448), (4352, 50809), (4619, 47872), (4768, 46376), (5066, 43648), (5456, 40528), (5797, 38144), (5984, 36952), (6556, 33728), (7936, 27863), (8432, 26224), (9238, 23936), (9536, 23188), (10132, 21824), (10912, 20264), (11594, 19072), (11968, 18476), (13112, 16864)]