661799488

素因数分解:

$2^6\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:457

約数の個数: 168

約数和(自身を含む): 1667865600

約数和(自身を除く): 1006066112

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 32, 38, 49, 56, 58, 64, 76, 98, 112, 116, 133, 152, 196, 203, 224, 232, 266, 304, 383, 392, 406, 448, 464, 532, 551, 608, 766, 784, 812, 928, 931, 1064, 1102, 1216, 1421, 1532, 1568, 1624, 1856, 1862, 2128, 2204, 2681, 2842, 3064, 3136, 3248, 3724, 3857, 4256, 4408, 5362, 5684, 6128, 6496, 7277, 7448, 7714, 8512, 8816, 10724, 11107, 11368, 12256, 12992, 14554, 14896, 15428, 17632, 18767, 21448, 22214, 22736, 24512, 26999, 29108, 29792, 30856, 35264, 37534, 42896, 44428, 45472, 50939, 53998, 58216, 59584, 61712, 75068, 77749, 85792, 88856, 90944, 101878, 107996, 116432, 123424, 150136, 155498, 171584, 177712, 203756, 211033, 215992, 232864, 246848, 300272, 310996, 355424, 356573, 407512, 422066, 431984, 465728, 544243, 600544, 621992, 710848, 713146, 815024, 844132, 863968, 1088486, 1201088, 1243984, 1426292, 1477231, 1630048, 1688264, 1727936, 2176972, 2487968, 2852584, 2954462, 3260096, 3376528, 4353944, 4975936, 5705168, 5908924, 6753056, 8707888, 10340617, 11410336, 11817848, 13506112, 17415776, 20681234, 22820672, 23635696, 34831552, 41362468, 47271392, 82724936, 94542784, 165449872, 330899744, 661799488]

約数ペア:

[(1, 661799488), (2, 330899744), (4, 165449872), (7, 94542784), (8, 82724936), (14, 47271392), (16, 41362468), (19, 34831552), (28, 23635696), (29, 22820672), (32, 20681234), (38, 17415776), (49, 13506112), (56, 11817848), (58, 11410336), (64, 10340617), (76, 8707888), (98, 6753056), (112, 5908924), (116, 5705168), (133, 4975936), (152, 4353944), (196, 3376528), (203, 3260096), (224, 2954462), (232, 2852584), (266, 2487968), (304, 2176972), (383, 1727936), (392, 1688264), (406, 1630048), (448, 1477231), (464, 1426292), (532, 1243984), (551, 1201088), (608, 1088486), (766, 863968), (784, 844132), (812, 815024), (928, 713146), (931, 710848), (1064, 621992), (1102, 600544), (1216, 544243), (1421, 465728), (1532, 431984), (1568, 422066), (1624, 407512), (1856, 356573), (1862, 355424), (2128, 310996), (2204, 300272), (2681, 246848), (2842, 232864), (3064, 215992), (3136, 211033), (3248, 203756), (3724, 177712), (3857, 171584), (4256, 155498), (4408, 150136), (5362, 123424), (5684, 116432), (6128, 107996), (6496, 101878), (7277, 90944), (7448, 88856), (7714, 85792), (8512, 77749), (8816, 75068), (10724, 61712), (11107, 59584), (11368, 58216), (12256, 53998), (12992, 50939), (14554, 45472), (14896, 44428), (15428, 42896), (17632, 37534), (18767, 35264), (21448, 30856), (22214, 29792), (22736, 29108), (24512, 26999)]