72317184

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 211921920

約数和(自身を除く): 139604736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 32, 34, 48, 51, 58, 64, 68, 87, 96, 102, 116, 128, 136, 174, 191, 192, 204, 232, 256, 272, 348, 382, 384, 408, 464, 493, 544, 573, 696, 764, 768, 816, 928, 986, 1088, 1146, 1392, 1479, 1528, 1632, 1856, 1972, 2176, 2292, 2784, 2958, 3056, 3247, 3264, 3712, 3944, 4352, 4584, 5539, 5568, 5916, 6112, 6494, 6528, 7424, 7888, 9168, 9741, 11078, 11136, 11832, 12224, 12988, 13056, 15776, 16617, 18336, 19482, 22156, 22272, 23664, 24448, 25976, 31552, 33234, 36672, 38964, 44312, 47328, 48896, 51952, 63104, 66468, 73344, 77928, 88624, 94163, 94656, 103904, 126208, 132936, 146688, 155856, 177248, 188326, 189312, 207808, 265872, 282489, 311712, 354496, 376652, 378624, 415616, 531744, 564978, 623424, 708992, 753304, 831232, 1063488, 1129956, 1246848, 1417984, 1506608, 2126976, 2259912, 2493696, 3013216, 4253952, 4519824, 6026432, 9039648, 12052864, 18079296, 24105728, 36158592, 72317184]

約数ペア:

[(1, 72317184), (2, 36158592), (3, 24105728), (4, 18079296), (6, 12052864), (8, 9039648), (12, 6026432), (16, 4519824), (17, 4253952), (24, 3013216), (29, 2493696), (32, 2259912), (34, 2126976), (48, 1506608), (51, 1417984), (58, 1246848), (64, 1129956), (68, 1063488), (87, 831232), (96, 753304), (102, 708992), (116, 623424), (128, 564978), (136, 531744), (174, 415616), (191, 378624), (192, 376652), (204, 354496), (232, 311712), (256, 282489), (272, 265872), (348, 207808), (382, 189312), (384, 188326), (408, 177248), (464, 155856), (493, 146688), (544, 132936), (573, 126208), (696, 103904), (764, 94656), (768, 94163), (816, 88624), (928, 77928), (986, 73344), (1088, 66468), (1146, 63104), (1392, 51952), (1479, 48896), (1528, 47328), (1632, 44312), (1856, 38964), (1972, 36672), (2176, 33234), (2292, 31552), (2784, 25976), (2958, 24448), (3056, 23664), (3247, 22272), (3264, 22156), (3712, 19482), (3944, 18336), (4352, 16617), (4584, 15776), (5539, 13056), (5568, 12988), (5916, 12224), (6112, 11832), (6494, 11136), (6528, 11078), (7424, 9741), (7888, 9168)]