218979584

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{751}}^1$

素因数の和:851

約数の個数: 72

約数和(自身を含む): 470348928

約数和(自身を除く): 251369344

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 128, 134, 136, 256, 268, 272, 536, 544, 751, 1072, 1088, 1139, 1502, 2144, 2176, 2278, 3004, 4288, 4352, 4556, 6008, 8576, 9112, 12016, 12767, 17152, 18224, 24032, 25534, 36448, 48064, 50317, 51068, 72896, 96128, 100634, 102136, 145792, 192256, 201268, 204272, 291584, 402536, 408544, 805072, 817088, 855389, 1610144, 1634176, 1710778, 3220288, 3268352, 3421556, 6440576, 6843112, 12881152, 13686224, 27372448, 54744896, 109489792, 218979584]

約数ペア:

[(1, 218979584), (2, 109489792), (4, 54744896), (8, 27372448), (16, 13686224), (17, 12881152), (32, 6843112), (34, 6440576), (64, 3421556), (67, 3268352), (68, 3220288), (128, 1710778), (134, 1634176), (136, 1610144), (256, 855389), (268, 817088), (272, 805072), (536, 408544), (544, 402536), (751, 291584), (1072, 204272), (1088, 201268), (1139, 192256), (1502, 145792), (2144, 102136), (2176, 100634), (2278, 96128), (3004, 72896), (4288, 51068), (4352, 50317), (4556, 48064), (6008, 36448), (8576, 25534), (9112, 24032), (12016, 18224), (12767, 17152)]