42144128

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 128

約数和(自身を含む): 100531200

約数和(自身を除く): 58387072

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 43, 52, 62, 64, 76, 86, 104, 124, 128, 152, 172, 208, 247, 248, 304, 344, 403, 416, 494, 496, 559, 589, 608, 688, 806, 817, 832, 988, 992, 1118, 1178, 1216, 1333, 1376, 1612, 1634, 1664, 1976, 1984, 2236, 2356, 2432, 2666, 2752, 3224, 3268, 3952, 3968, 4472, 4712, 5332, 5504, 6448, 6536, 7657, 7904, 8944, 9424, 10621, 10664, 12896, 13072, 15314, 15808, 17329, 17888, 18848, 21242, 21328, 25327, 25792, 26144, 30628, 31616, 34658, 35776, 37696, 42484, 42656, 50654, 51584, 52288, 61256, 69316, 71552, 75392, 84968, 85312, 101308, 104576, 122512, 138632, 169936, 170624, 202616, 245024, 277264, 329251, 339872, 405232, 490048, 554528, 658502, 679744, 810464, 980096, 1109056, 1317004, 1359488, 1620928, 2218112, 2634008, 3241856, 5268016, 10536032, 21072064, 42144128]

約数ペア:

[(1, 42144128), (2, 21072064), (4, 10536032), (8, 5268016), (13, 3241856), (16, 2634008), (19, 2218112), (26, 1620928), (31, 1359488), (32, 1317004), (38, 1109056), (43, 980096), (52, 810464), (62, 679744), (64, 658502), (76, 554528), (86, 490048), (104, 405232), (124, 339872), (128, 329251), (152, 277264), (172, 245024), (208, 202616), (247, 170624), (248, 169936), (304, 138632), (344, 122512), (403, 104576), (416, 101308), (494, 85312), (496, 84968), (559, 75392), (589, 71552), (608, 69316), (688, 61256), (806, 52288), (817, 51584), (832, 50654), (988, 42656), (992, 42484), (1118, 37696), (1178, 35776), (1216, 34658), (1333, 31616), (1376, 30628), (1612, 26144), (1634, 25792), (1664, 25327), (1976, 21328), (1984, 21242), (2236, 18848), (2356, 17888), (2432, 17329), (2666, 15808), (2752, 15314), (3224, 13072), (3268, 12896), (3952, 10664), (3968, 10621), (4472, 9424), (4712, 8944), (5332, 7904), (5504, 7657), (6448, 6536)]