30731232

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 96526080

約数和(自身を除く): 65794848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 49, 56, 84, 94, 96, 98, 112, 139, 141, 147, 168, 188, 196, 224, 278, 282, 294, 329, 336, 376, 392, 417, 556, 564, 588, 658, 672, 752, 784, 834, 973, 987, 1112, 1128, 1176, 1316, 1504, 1568, 1668, 1946, 1974, 2224, 2256, 2303, 2352, 2632, 2919, 3336, 3892, 3948, 4448, 4512, 4606, 4704, 5264, 5838, 6533, 6672, 6811, 6909, 7784, 7896, 9212, 10528, 11676, 13066, 13344, 13622, 13818, 15568, 15792, 18424, 19599, 20433, 23352, 26132, 27244, 27636, 31136, 31584, 36848, 39198, 40866, 45731, 46704, 52264, 54488, 55272, 73696, 78396, 81732, 91462, 93408, 104528, 108976, 110544, 137193, 156792, 163464, 182924, 209056, 217952, 221088, 274386, 313584, 320117, 326928, 365848, 548772, 627168, 640234, 653856, 731696, 960351, 1097544, 1280468, 1463392, 1920702, 2195088, 2560936, 3841404, 4390176, 5121872, 7682808, 10243744, 15365616, 30731232]

約数ペア:

[(1, 30731232), (2, 15365616), (3, 10243744), (4, 7682808), (6, 5121872), (7, 4390176), (8, 3841404), (12, 2560936), (14, 2195088), (16, 1920702), (21, 1463392), (24, 1280468), (28, 1097544), (32, 960351), (42, 731696), (47, 653856), (48, 640234), (49, 627168), (56, 548772), (84, 365848), (94, 326928), (96, 320117), (98, 313584), (112, 274386), (139, 221088), (141, 217952), (147, 209056), (168, 182924), (188, 163464), (196, 156792), (224, 137193), (278, 110544), (282, 108976), (294, 104528), (329, 93408), (336, 91462), (376, 81732), (392, 78396), (417, 73696), (556, 55272), (564, 54488), (588, 52264), (658, 46704), (672, 45731), (752, 40866), (784, 39198), (834, 36848), (973, 31584), (987, 31136), (1112, 27636), (1128, 27244), (1176, 26132), (1316, 23352), (1504, 20433), (1568, 19599), (1668, 18424), (1946, 15792), (1974, 15568), (2224, 13818), (2256, 13622), (2303, 13344), (2352, 13066), (2632, 11676), (2919, 10528), (3336, 9212), (3892, 7896), (3948, 7784), (4448, 6909), (4512, 6811), (4606, 6672), (4704, 6533), (5264, 5838)]