661446144

素因数分解:

$2^9\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^2$

素因数の和:205

約数の個数: 180

約数和(自身を含む): 2017511496

約数和(自身を除く): 1356065352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 79, 92, 96, 128, 138, 144, 158, 184, 192, 207, 237, 256, 276, 288, 316, 368, 384, 414, 474, 512, 552, 576, 632, 711, 736, 768, 828, 948, 1104, 1152, 1264, 1422, 1472, 1536, 1656, 1817, 1896, 2208, 2304, 2528, 2844, 2944, 3312, 3634, 3792, 4416, 4608, 5056, 5451, 5688, 5888, 6241, 6624, 7268, 7584, 8832, 10112, 10902, 11376, 11776, 12482, 13248, 14536, 15168, 16353, 17664, 18723, 20224, 21804, 22752, 24964, 26496, 29072, 30336, 32706, 35328, 37446, 40448, 43608, 45504, 49928, 52992, 56169, 58144, 60672, 65412, 74892, 87216, 91008, 99856, 105984, 112338, 116288, 121344, 130824, 143543, 149784, 174432, 182016, 199712, 224676, 232576, 261648, 287086, 299568, 348864, 364032, 399424, 430629, 449352, 465152, 523296, 574172, 599136, 697728, 798848, 861258, 898704, 930304, 1046592, 1148344, 1198272, 1291887, 1395456, 1597696, 1722516, 1797408, 2093184, 2296688, 2396544, 2583774, 2790912, 3195392, 3445032, 3594816, 4186368, 4593376, 4793088, 5167548, 6890064, 7189632, 8372736, 9186752, 9586176, 10335096, 13780128, 14379264, 18373504, 20670192, 27560256, 28758528, 36747008, 41340384, 55120512, 73494016, 82680768, 110241024, 165361536, 220482048, 330723072, 661446144]

約数ペア:

[(1, 661446144), (2, 330723072), (3, 220482048), (4, 165361536), (6, 110241024), (8, 82680768), (9, 73494016), (12, 55120512), (16, 41340384), (18, 36747008), (23, 28758528), (24, 27560256), (32, 20670192), (36, 18373504), (46, 14379264), (48, 13780128), (64, 10335096), (69, 9586176), (72, 9186752), (79, 8372736), (92, 7189632), (96, 6890064), (128, 5167548), (138, 4793088), (144, 4593376), (158, 4186368), (184, 3594816), (192, 3445032), (207, 3195392), (237, 2790912), (256, 2583774), (276, 2396544), (288, 2296688), (316, 2093184), (368, 1797408), (384, 1722516), (414, 1597696), (474, 1395456), (512, 1291887), (552, 1198272), (576, 1148344), (632, 1046592), (711, 930304), (736, 898704), (768, 861258), (828, 798848), (948, 697728), (1104, 599136), (1152, 574172), (1264, 523296), (1422, 465152), (1472, 449352), (1536, 430629), (1656, 399424), (1817, 364032), (1896, 348864), (2208, 299568), (2304, 287086), (2528, 261648), (2844, 232576), (2944, 224676), (3312, 199712), (3634, 182016), (3792, 174432), (4416, 149784), (4608, 143543), (5056, 130824), (5451, 121344), (5688, 116288), (5888, 112338), (6241, 105984), (6624, 99856), (7268, 91008), (7584, 87216), (8832, 74892), (10112, 65412), (10902, 60672), (11376, 58144), (11776, 56169), (12482, 52992), (13248, 49928), (14536, 45504), (15168, 43608), (16353, 40448), (17664, 37446), (18723, 35328), (20224, 32706), (21804, 30336), (22752, 29072), (24964, 26496)]