238808128

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:300

約数の個数: 112

約数和(自身を含む): 540739584

約数和(自身を除く): 301931456

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 47, 52, 62, 64, 94, 104, 124, 188, 197, 208, 248, 376, 394, 403, 416, 496, 611, 752, 788, 806, 832, 992, 1222, 1457, 1504, 1576, 1612, 1984, 2444, 2561, 2914, 3008, 3152, 3224, 4888, 5122, 5828, 6107, 6304, 6448, 9259, 9776, 10244, 11656, 12214, 12608, 12896, 18518, 18941, 19552, 20488, 23312, 24428, 25792, 37036, 37882, 39104, 40976, 46624, 48856, 74072, 75764, 79391, 81952, 93248, 97712, 120367, 148144, 151528, 158782, 163904, 195424, 240734, 287029, 296288, 303056, 317564, 390848, 481468, 574058, 592576, 606112, 635128, 962936, 1148116, 1212224, 1270256, 1925872, 2296232, 2540512, 3731377, 3851744, 4592464, 5081024, 7462754, 7703488, 9184928, 14925508, 18369856, 29851016, 59702032, 119404064, 238808128]

約数ペア:

[(1, 238808128), (2, 119404064), (4, 59702032), (8, 29851016), (13, 18369856), (16, 14925508), (26, 9184928), (31, 7703488), (32, 7462754), (47, 5081024), (52, 4592464), (62, 3851744), (64, 3731377), (94, 2540512), (104, 2296232), (124, 1925872), (188, 1270256), (197, 1212224), (208, 1148116), (248, 962936), (376, 635128), (394, 606112), (403, 592576), (416, 574058), (496, 481468), (611, 390848), (752, 317564), (788, 303056), (806, 296288), (832, 287029), (992, 240734), (1222, 195424), (1457, 163904), (1504, 158782), (1576, 151528), (1612, 148144), (1984, 120367), (2444, 97712), (2561, 93248), (2914, 81952), (3008, 79391), (3152, 75764), (3224, 74072), (4888, 48856), (5122, 46624), (5828, 40976), (6107, 39104), (6304, 37882), (6448, 37036), (9259, 25792), (9776, 24428), (10244, 23312), (11656, 20488), (12214, 19552), (12608, 18941), (12896, 18518)]