728236544

素因数分解:

$2^9\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3331}}^1$

素因数の和:3417

約数の個数: 80

約数和(自身を含む): 1690683456

約数和(自身を除く): 962446912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 256, 427, 448, 488, 512, 854, 896, 976, 1708, 1792, 1952, 3331, 3416, 3584, 3904, 6662, 6832, 7808, 13324, 13664, 15616, 23317, 26648, 27328, 31232, 46634, 53296, 54656, 93268, 106592, 109312, 186536, 203191, 213184, 218624, 373072, 406382, 426368, 746144, 812764, 852736, 1422337, 1492288, 1625528, 1705472, 2844674, 2984576, 3251056, 5689348, 5969152, 6502112, 11378696, 11938304, 13004224, 22757392, 26008448, 45514784, 52016896, 91029568, 104033792, 182059136, 364118272, 728236544]

約数ペア:

[(1, 728236544), (2, 364118272), (4, 182059136), (7, 104033792), (8, 91029568), (14, 52016896), (16, 45514784), (28, 26008448), (32, 22757392), (56, 13004224), (61, 11938304), (64, 11378696), (112, 6502112), (122, 5969152), (128, 5689348), (224, 3251056), (244, 2984576), (256, 2844674), (427, 1705472), (448, 1625528), (488, 1492288), (512, 1422337), (854, 852736), (896, 812764), (976, 746144), (1708, 426368), (1792, 406382), (1952, 373072), (3331, 218624), (3416, 213184), (3584, 203191), (3904, 186536), (6662, 109312), (6832, 106592), (7808, 93268), (13324, 54656), (13664, 53296), (15616, 46634), (23317, 31232), (26648, 27328)]