981128176

素因数分解:

$2^4\times 7^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:212

約数の個数: 160

約数和(自身を含む): 2349056000

約数和(自身を除く): 1367927824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 73, 79, 98, 112, 124, 146, 158, 196, 217, 248, 292, 316, 343, 392, 434, 496, 511, 553, 584, 632, 686, 784, 868, 1022, 1106, 1168, 1264, 1372, 1519, 1736, 2044, 2212, 2263, 2449, 2744, 3038, 3472, 3577, 3871, 4088, 4424, 4526, 4898, 5488, 5767, 6076, 7154, 7742, 8176, 8848, 9052, 9796, 10633, 11534, 12152, 14308, 15484, 15841, 17143, 18104, 19592, 21266, 23068, 24304, 25039, 27097, 28616, 30968, 31682, 34286, 36208, 39184, 40369, 42532, 46136, 50078, 54194, 57232, 61936, 63364, 68572, 80738, 85064, 92272, 100156, 108388, 110887, 120001, 126728, 137144, 161476, 170128, 178777, 200312, 216776, 221774, 240002, 253456, 274288, 282583, 322952, 357554, 400624, 433552, 443548, 480004, 565166, 645904, 715108, 776209, 840007, 887096, 960008, 1130332, 1251439, 1430216, 1552418, 1680014, 1774192, 1920016, 1978081, 2260664, 2502878, 2860432, 3104836, 3360028, 3956162, 4521328, 5005756, 6209672, 6720056, 7912324, 8760073, 10011512, 12419344, 13440112, 15824648, 17520146, 20023024, 31649296, 35040292, 61320511, 70080584, 122641022, 140161168, 245282044, 490564088, 981128176]

約数ペア:

[(1, 981128176), (2, 490564088), (4, 245282044), (7, 140161168), (8, 122641022), (14, 70080584), (16, 61320511), (28, 35040292), (31, 31649296), (49, 20023024), (56, 17520146), (62, 15824648), (73, 13440112), (79, 12419344), (98, 10011512), (112, 8760073), (124, 7912324), (146, 6720056), (158, 6209672), (196, 5005756), (217, 4521328), (248, 3956162), (292, 3360028), (316, 3104836), (343, 2860432), (392, 2502878), (434, 2260664), (496, 1978081), (511, 1920016), (553, 1774192), (584, 1680014), (632, 1552418), (686, 1430216), (784, 1251439), (868, 1130332), (1022, 960008), (1106, 887096), (1168, 840007), (1264, 776209), (1372, 715108), (1519, 645904), (1736, 565166), (2044, 480004), (2212, 443548), (2263, 433552), (2449, 400624), (2744, 357554), (3038, 322952), (3472, 282583), (3577, 274288), (3871, 253456), (4088, 240002), (4424, 221774), (4526, 216776), (4898, 200312), (5488, 178777), (5767, 170128), (6076, 161476), (7154, 137144), (7742, 126728), (8176, 120001), (8848, 110887), (9052, 108388), (9796, 100156), (10633, 92272), (11534, 85064), (12152, 80738), (14308, 68572), (15484, 63364), (15841, 61936), (17143, 57232), (18104, 54194), (19592, 50078), (21266, 46136), (23068, 42532), (24304, 40369), (25039, 39184), (27097, 36208), (28616, 34286), (30968, 31682)]