281997632

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:704

約数の個数: 112

約数和(自身を含む): 689384448

約数和(自身を除く): 407386816

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 61, 64, 68, 112, 119, 122, 136, 224, 238, 244, 272, 427, 448, 476, 488, 544, 607, 854, 952, 976, 1037, 1088, 1214, 1708, 1904, 1952, 2074, 2428, 3416, 3808, 3904, 4148, 4249, 4856, 6832, 7259, 7616, 8296, 8498, 9712, 10319, 13664, 14518, 16592, 16996, 19424, 20638, 27328, 29036, 33184, 33992, 37027, 38848, 41276, 58072, 66368, 67984, 72233, 74054, 82552, 116144, 135968, 144466, 148108, 165104, 232288, 259189, 271936, 288932, 296216, 330208, 464576, 518378, 577864, 592432, 629459, 660416, 1036756, 1155728, 1184864, 1258918, 2073512, 2311456, 2369728, 2517836, 4147024, 4406213, 4622912, 5035672, 8294048, 8812426, 10071344, 16588096, 17624852, 20142688, 35249704, 40285376, 70499408, 140998816, 281997632]

約数ペア:

[(1, 281997632), (2, 140998816), (4, 70499408), (7, 40285376), (8, 35249704), (14, 20142688), (16, 17624852), (17, 16588096), (28, 10071344), (32, 8812426), (34, 8294048), (56, 5035672), (61, 4622912), (64, 4406213), (68, 4147024), (112, 2517836), (119, 2369728), (122, 2311456), (136, 2073512), (224, 1258918), (238, 1184864), (244, 1155728), (272, 1036756), (427, 660416), (448, 629459), (476, 592432), (488, 577864), (544, 518378), (607, 464576), (854, 330208), (952, 296216), (976, 288932), (1037, 271936), (1088, 259189), (1214, 232288), (1708, 165104), (1904, 148108), (1952, 144466), (2074, 135968), (2428, 116144), (3416, 82552), (3808, 74054), (3904, 72233), (4148, 67984), (4249, 66368), (4856, 58072), (6832, 41276), (7259, 38848), (7616, 37027), (8296, 33992), (8498, 33184), (9712, 29036), (10319, 27328), (13664, 20638), (14518, 19424), (16592, 16996)]