81761472

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 168

約数和(自身を含む): 257952240

約数和(自身を除く): 176190768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 61, 64, 72, 78, 96, 104, 117, 122, 144, 156, 179, 183, 192, 208, 234, 244, 288, 312, 358, 366, 416, 468, 488, 537, 549, 576, 624, 716, 732, 793, 832, 936, 976, 1074, 1098, 1248, 1432, 1464, 1586, 1611, 1872, 1952, 2148, 2196, 2327, 2379, 2496, 2864, 2928, 3172, 3222, 3744, 3904, 4296, 4392, 4654, 4758, 5728, 5856, 6344, 6444, 6981, 7137, 7488, 8592, 8784, 9308, 9516, 10919, 11456, 11712, 12688, 12888, 13962, 14274, 17184, 17568, 18616, 19032, 20943, 21838, 25376, 25776, 27924, 28548, 32757, 34368, 35136, 37232, 38064, 41886, 43676, 50752, 51552, 55848, 57096, 65514, 74464, 76128, 83772, 87352, 98271, 103104, 111696, 114192, 131028, 141947, 148928, 152256, 167544, 174704, 196542, 223392, 228384, 262056, 283894, 335088, 349408, 393084, 425841, 446784, 456768, 524112, 567788, 670176, 698816, 786168, 851682, 1048224, 1135576, 1277523, 1340352, 1572336, 1703364, 2096448, 2271152, 2555046, 3144672, 3406728, 4542304, 5110092, 6289344, 6813456, 9084608, 10220184, 13626912, 20440368, 27253824, 40880736, 81761472]

約数ペア:

[(1, 81761472), (2, 40880736), (3, 27253824), (4, 20440368), (6, 13626912), (8, 10220184), (9, 9084608), (12, 6813456), (13, 6289344), (16, 5110092), (18, 4542304), (24, 3406728), (26, 3144672), (32, 2555046), (36, 2271152), (39, 2096448), (48, 1703364), (52, 1572336), (61, 1340352), (64, 1277523), (72, 1135576), (78, 1048224), (96, 851682), (104, 786168), (117, 698816), (122, 670176), (144, 567788), (156, 524112), (179, 456768), (183, 446784), (192, 425841), (208, 393084), (234, 349408), (244, 335088), (288, 283894), (312, 262056), (358, 228384), (366, 223392), (416, 196542), (468, 174704), (488, 167544), (537, 152256), (549, 148928), (576, 141947), (624, 131028), (716, 114192), (732, 111696), (793, 103104), (832, 98271), (936, 87352), (976, 83772), (1074, 76128), (1098, 74464), (1248, 65514), (1432, 57096), (1464, 55848), (1586, 51552), (1611, 50752), (1872, 43676), (1952, 41886), (2148, 38064), (2196, 37232), (2327, 35136), (2379, 34368), (2496, 32757), (2864, 28548), (2928, 27924), (3172, 25776), (3222, 25376), (3744, 21838), (3904, 20943), (4296, 19032), (4392, 18616), (4654, 17568), (4758, 17184), (5728, 14274), (5856, 13962), (6344, 12888), (6444, 12688), (6981, 11712), (7137, 11456), (7488, 10919), (8592, 9516), (8784, 9308)]