400335488

素因数分解:

$2^7\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 192

約数和(自身を含む): 1004659200

約数和(自身を除く): 604323712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 32, 49, 56, 58, 62, 64, 71, 98, 112, 116, 124, 128, 142, 196, 203, 217, 224, 232, 248, 284, 392, 406, 434, 448, 464, 496, 497, 568, 784, 812, 868, 896, 899, 928, 992, 994, 1136, 1421, 1519, 1568, 1624, 1736, 1798, 1856, 1984, 1988, 2059, 2201, 2272, 2842, 3038, 3136, 3248, 3472, 3479, 3596, 3712, 3968, 3976, 4118, 4402, 4544, 5684, 6076, 6272, 6293, 6496, 6944, 6958, 7192, 7952, 8236, 8804, 9088, 11368, 12152, 12586, 12992, 13888, 13916, 14384, 14413, 15407, 15904, 16472, 17608, 22736, 24304, 25172, 25984, 27776, 27832, 28768, 28826, 30814, 31808, 32944, 35216, 44051, 45472, 48608, 50344, 55664, 57536, 57652, 61628, 63616, 63829, 65888, 70432, 88102, 90944, 97216, 100688, 100891, 107849, 111328, 115072, 115304, 123256, 127658, 131776, 140864, 176204, 181888, 194432, 201376, 201782, 215698, 222656, 230608, 246512, 255316, 263552, 281728, 352408, 402752, 403564, 431396, 445312, 446803, 461216, 493024, 510632, 704816, 805504, 807128, 862792, 893606, 922432, 986048, 1021264, 1409632, 1614256, 1725584, 1787212, 1844864, 1972096, 2042528, 2819264, 3127621, 3228512, 3451168, 3574424, 4085056, 5638528, 6255242, 6457024, 6902336, 7148848, 8170112, 12510484, 12914048, 13804672, 14297696, 25020968, 28595392, 50041936, 57190784, 100083872, 200167744, 400335488]

約数ペア:

[(1, 400335488), (2, 200167744), (4, 100083872), (7, 57190784), (8, 50041936), (14, 28595392), (16, 25020968), (28, 14297696), (29, 13804672), (31, 12914048), (32, 12510484), (49, 8170112), (56, 7148848), (58, 6902336), (62, 6457024), (64, 6255242), (71, 5638528), (98, 4085056), (112, 3574424), (116, 3451168), (124, 3228512), (128, 3127621), (142, 2819264), (196, 2042528), (203, 1972096), (217, 1844864), (224, 1787212), (232, 1725584), (248, 1614256), (284, 1409632), (392, 1021264), (406, 986048), (434, 922432), (448, 893606), (464, 862792), (496, 807128), (497, 805504), (568, 704816), (784, 510632), (812, 493024), (868, 461216), (896, 446803), (899, 445312), (928, 431396), (992, 403564), (994, 402752), (1136, 352408), (1421, 281728), (1519, 263552), (1568, 255316), (1624, 246512), (1736, 230608), (1798, 222656), (1856, 215698), (1984, 201782), (1988, 201376), (2059, 194432), (2201, 181888), (2272, 176204), (2842, 140864), (3038, 131776), (3136, 127658), (3248, 123256), (3472, 115304), (3479, 115072), (3596, 111328), (3712, 107849), (3968, 100891), (3976, 100688), (4118, 97216), (4402, 90944), (4544, 88102), (5684, 70432), (6076, 65888), (6272, 63829), (6293, 63616), (6496, 61628), (6944, 57652), (6958, 57536), (7192, 55664), (7952, 50344), (8236, 48608), (8804, 45472), (9088, 44051), (11368, 35216), (12152, 32944), (12586, 31808), (12992, 30814), (13888, 28826), (13916, 28768), (14384, 27832), (14413, 27776), (15407, 25984), (15904, 25172), (16472, 24304), (17608, 22736)]