1639665664

素因数分解:

$2^{12}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 208

約数和(自身を含む): 4161290112

約数和(自身を除く): 2521624448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 53, 56, 64, 83, 91, 104, 106, 112, 128, 166, 182, 208, 212, 224, 256, 332, 364, 371, 416, 424, 448, 512, 581, 664, 689, 728, 742, 832, 848, 896, 1024, 1079, 1162, 1328, 1378, 1456, 1484, 1664, 1696, 1792, 2048, 2158, 2324, 2656, 2756, 2912, 2968, 3328, 3392, 3584, 4096, 4316, 4399, 4648, 4823, 5312, 5512, 5824, 5936, 6656, 6784, 7168, 7553, 8632, 8798, 9296, 9646, 10624, 11024, 11648, 11872, 13312, 13568, 14336, 15106, 17264, 17596, 18592, 19292, 21248, 22048, 23296, 23744, 26624, 27136, 28672, 30212, 30793, 34528, 35192, 37184, 38584, 42496, 44096, 46592, 47488, 53248, 54272, 57187, 60424, 61586, 69056, 70384, 74368, 77168, 84992, 88192, 93184, 94976, 108544, 114374, 120848, 123172, 138112, 140768, 148736, 154336, 169984, 176384, 186368, 189952, 217088, 228748, 241696, 246344, 276224, 281536, 297472, 308672, 339968, 352768, 372736, 379904, 400309, 457496, 483392, 492688, 552448, 563072, 594944, 617344, 705536, 759808, 800618, 914992, 966784, 985376, 1104896, 1126144, 1189888, 1234688, 1411072, 1519616, 1601236, 1829984, 1933568, 1970752, 2209792, 2252288, 2379776, 2469376, 2822144, 3202472, 3659968, 3867136, 3941504, 4419584, 4504576, 4938752, 6404944, 7319936, 7734272, 7883008, 9009152, 9877504, 12809888, 14639872, 15468544, 15766016, 18018304, 19755008, 25619776, 29279744, 30937088, 31532032, 51239552, 58559488, 63064064, 102479104, 117118976, 126128128, 204958208, 234237952, 409916416, 819832832, 1639665664]

約数ペア:

[(1, 1639665664), (2, 819832832), (4, 409916416), (7, 234237952), (8, 204958208), (13, 126128128), (14, 117118976), (16, 102479104), (26, 63064064), (28, 58559488), (32, 51239552), (52, 31532032), (53, 30937088), (56, 29279744), (64, 25619776), (83, 19755008), (91, 18018304), (104, 15766016), (106, 15468544), (112, 14639872), (128, 12809888), (166, 9877504), (182, 9009152), (208, 7883008), (212, 7734272), (224, 7319936), (256, 6404944), (332, 4938752), (364, 4504576), (371, 4419584), (416, 3941504), (424, 3867136), (448, 3659968), (512, 3202472), (581, 2822144), (664, 2469376), (689, 2379776), (728, 2252288), (742, 2209792), (832, 1970752), (848, 1933568), (896, 1829984), (1024, 1601236), (1079, 1519616), (1162, 1411072), (1328, 1234688), (1378, 1189888), (1456, 1126144), (1484, 1104896), (1664, 985376), (1696, 966784), (1792, 914992), (2048, 800618), (2158, 759808), (2324, 705536), (2656, 617344), (2756, 594944), (2912, 563072), (2968, 552448), (3328, 492688), (3392, 483392), (3584, 457496), (4096, 400309), (4316, 379904), (4399, 372736), (4648, 352768), (4823, 339968), (5312, 308672), (5512, 297472), (5824, 281536), (5936, 276224), (6656, 246344), (6784, 241696), (7168, 228748), (7553, 217088), (8632, 189952), (8798, 186368), (9296, 176384), (9646, 169984), (10624, 154336), (11024, 148736), (11648, 140768), (11872, 138112), (13312, 123172), (13568, 120848), (14336, 114374), (15106, 108544), (17264, 94976), (17596, 93184), (18592, 88192), (19292, 84992), (21248, 77168), (22048, 74368), (23296, 70384), (23744, 69056), (26624, 61586), (27136, 60424), (28672, 57187), (30212, 54272), (30793, 53248), (34528, 47488), (35192, 46592), (37184, 44096), (38584, 42496)]