641392128

素因数分解:

$2^9\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 320

約数和(自身を含む): 2117364480

約数和(自身を除く): 1475972352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 43, 48, 52, 54, 64, 72, 78, 83, 86, 96, 104, 108, 117, 128, 129, 144, 156, 166, 172, 192, 208, 216, 234, 249, 256, 258, 288, 312, 332, 344, 351, 384, 387, 416, 432, 468, 498, 512, 516, 559, 576, 624, 664, 688, 702, 747, 768, 774, 832, 864, 936, 996, 1032, 1079, 1118, 1152, 1161, 1248, 1328, 1376, 1404, 1494, 1536, 1548, 1664, 1677, 1728, 1872, 1992, 2064, 2158, 2236, 2241, 2304, 2322, 2496, 2656, 2752, 2808, 2988, 3096, 3237, 3328, 3354, 3456, 3569, 3744, 3984, 4128, 4316, 4472, 4482, 4608, 4644, 4992, 5031, 5312, 5504, 5616, 5976, 6192, 6474, 6656, 6708, 6912, 7138, 7488, 7968, 8256, 8632, 8944, 8964, 9288, 9711, 9984, 10062, 10624, 10707, 11008, 11232, 11952, 12384, 12948, 13416, 13824, 14276, 14976, 15093, 15936, 16512, 17264, 17888, 17928, 18576, 19422, 19968, 20124, 21248, 21414, 22016, 22464, 23904, 24768, 25896, 26832, 28552, 29133, 29952, 30186, 31872, 32121, 33024, 34528, 35776, 35856, 37152, 38844, 40248, 42496, 42828, 44928, 46397, 47808, 49536, 51792, 53664, 57104, 58266, 59904, 60372, 63744, 64242, 66048, 69056, 71552, 71712, 74304, 77688, 80496, 85656, 89856, 92794, 95616, 96363, 99072, 103584, 107328, 114208, 116532, 120744, 127488, 128484, 138112, 139191, 143104, 143424, 148608, 155376, 160992, 171312, 179712, 185588, 191232, 192726, 198144, 207168, 214656, 228416, 233064, 241488, 256968, 276224, 278382, 286208, 286848, 297216, 310752, 321984, 342624, 371176, 382464, 385452, 414336, 417573, 429312, 456832, 466128, 482976, 513936, 552448, 556764, 573696, 594432, 621504, 643968, 685248, 742352, 770904, 828672, 835146, 858624, 913664, 932256, 965952, 1027872, 1113528, 1147392, 1243008, 1252719, 1287936, 1370496, 1484704, 1541808, 1657344, 1670292, 1827328, 1864512, 1931904, 2055744, 2227056, 2486016, 2505438, 2575872, 2740992, 2969408, 3083616, 3340584, 3729024, 3863808, 4111488, 4454112, 4972032, 5010876, 5481984, 5938816, 6167232, 6681168, 7458048, 7727616, 8222976, 8908224, 10021752, 11877632, 12334464, 13362336, 14916096, 16445952, 17816448, 20043504, 23755264, 24668928, 26724672, 35632896, 40087008, 49337856, 53449344, 71265792, 80174016, 106898688, 160348032, 213797376, 320696064, 641392128]

約数ペア:

[(1, 641392128), (2, 320696064), (3, 213797376), (4, 160348032), (6, 106898688), (8, 80174016), (9, 71265792), (12, 53449344), (13, 49337856), (16, 40087008), (18, 35632896), (24, 26724672), (26, 24668928), (27, 23755264), (32, 20043504), (36, 17816448), (39, 16445952), (43, 14916096), (48, 13362336), (52, 12334464), (54, 11877632), (64, 10021752), (72, 8908224), (78, 8222976), (83, 7727616), (86, 7458048), (96, 6681168), (104, 6167232), (108, 5938816), (117, 5481984), (128, 5010876), (129, 4972032), (144, 4454112), (156, 4111488), (166, 3863808), (172, 3729024), (192, 3340584), (208, 3083616), (216, 2969408), (234, 2740992), (249, 2575872), (256, 2505438), (258, 2486016), (288, 2227056), (312, 2055744), (332, 1931904), (344, 1864512), (351, 1827328), (384, 1670292), (387, 1657344), (416, 1541808), (432, 1484704), (468, 1370496), (498, 1287936), (512, 1252719), (516, 1243008), (559, 1147392), (576, 1113528), (624, 1027872), (664, 965952), (688, 932256), (702, 913664), (747, 858624), (768, 835146), (774, 828672), (832, 770904), (864, 742352), (936, 685248), (996, 643968), (1032, 621504), (1079, 594432), (1118, 573696), (1152, 556764), (1161, 552448), (1248, 513936), (1328, 482976), (1376, 466128), (1404, 456832), (1494, 429312), (1536, 417573), (1548, 414336), (1664, 385452), (1677, 382464), (1728, 371176), (1872, 342624), (1992, 321984), (2064, 310752), (2158, 297216), (2236, 286848), (2241, 286208), (2304, 278382), (2322, 276224), (2496, 256968), (2656, 241488), (2752, 233064), (2808, 228416), (2988, 214656), (3096, 207168), (3237, 198144), (3328, 192726), (3354, 191232), (3456, 185588), (3569, 179712), (3744, 171312), (3984, 160992), (4128, 155376), (4316, 148608), (4472, 143424), (4482, 143104), (4608, 139191), (4644, 138112), (4992, 128484), (5031, 127488), (5312, 120744), (5504, 116532), (5616, 114208), (5976, 107328), (6192, 103584), (6474, 99072), (6656, 96363), (6708, 95616), (6912, 92794), (7138, 89856), (7488, 85656), (7968, 80496), (8256, 77688), (8632, 74304), (8944, 71712), (8964, 71552), (9288, 69056), (9711, 66048), (9984, 64242), (10062, 63744), (10624, 60372), (10707, 59904), (11008, 58266), (11232, 57104), (11952, 53664), (12384, 51792), (12948, 49536), (13416, 47808), (13824, 46397), (14276, 44928), (14976, 42828), (15093, 42496), (15936, 40248), (16512, 38844), (17264, 37152), (17888, 35856), (17928, 35776), (18576, 34528), (19422, 33024), (19968, 32121), (20124, 31872), (21248, 30186), (21414, 29952), (22016, 29133), (22464, 28552), (23904, 26832), (24768, 25896)]