208578168

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 192

約数和(自身を含む): 646963200

約数和(自身を除く): 438385032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 23, 24, 31, 34, 36, 46, 51, 62, 68, 69, 72, 92, 93, 102, 124, 136, 138, 153, 184, 186, 204, 207, 239, 248, 276, 279, 306, 372, 391, 408, 414, 478, 527, 552, 558, 612, 713, 717, 744, 782, 828, 956, 1054, 1116, 1173, 1224, 1426, 1434, 1564, 1581, 1656, 1912, 2108, 2139, 2151, 2232, 2346, 2852, 2868, 3128, 3162, 3519, 4063, 4216, 4278, 4302, 4692, 4743, 5497, 5704, 5736, 6324, 6417, 7038, 7409, 8126, 8556, 8604, 9384, 9486, 10994, 12121, 12189, 12648, 12834, 14076, 14818, 16252, 16491, 17112, 17208, 18972, 21988, 22227, 24242, 24378, 25668, 28152, 29636, 32504, 32982, 36363, 36567, 37944, 43976, 44454, 48484, 48756, 49473, 51336, 59272, 65964, 66681, 72726, 73134, 88908, 93449, 96968, 97512, 98946, 109089, 125953, 131928, 133362, 145452, 146268, 170407, 177816, 186898, 197892, 218178, 251906, 266724, 280347, 290904, 292536, 340814, 373796, 377859, 395784, 436356, 503812, 511221, 533448, 560694, 681628, 747592, 755718, 841041, 872712, 1007624, 1022442, 1121388, 1133577, 1363256, 1511436, 1533663, 1682082, 2044884, 2242776, 2267154, 2896919, 3022872, 3067326, 3364164, 4089768, 4534308, 5793838, 6134652, 6728328, 8690757, 9068616, 11587676, 12269304, 17381514, 23175352, 26072271, 34763028, 52144542, 69526056, 104289084, 208578168]

約数ペア:

[(1, 208578168), (2, 104289084), (3, 69526056), (4, 52144542), (6, 34763028), (8, 26072271), (9, 23175352), (12, 17381514), (17, 12269304), (18, 11587676), (23, 9068616), (24, 8690757), (31, 6728328), (34, 6134652), (36, 5793838), (46, 4534308), (51, 4089768), (62, 3364164), (68, 3067326), (69, 3022872), (72, 2896919), (92, 2267154), (93, 2242776), (102, 2044884), (124, 1682082), (136, 1533663), (138, 1511436), (153, 1363256), (184, 1133577), (186, 1121388), (204, 1022442), (207, 1007624), (239, 872712), (248, 841041), (276, 755718), (279, 747592), (306, 681628), (372, 560694), (391, 533448), (408, 511221), (414, 503812), (478, 436356), (527, 395784), (552, 377859), (558, 373796), (612, 340814), (713, 292536), (717, 290904), (744, 280347), (782, 266724), (828, 251906), (956, 218178), (1054, 197892), (1116, 186898), (1173, 177816), (1224, 170407), (1426, 146268), (1434, 145452), (1564, 133362), (1581, 131928), (1656, 125953), (1912, 109089), (2108, 98946), (2139, 97512), (2151, 96968), (2232, 93449), (2346, 88908), (2852, 73134), (2868, 72726), (3128, 66681), (3162, 65964), (3519, 59272), (4063, 51336), (4216, 49473), (4278, 48756), (4302, 48484), (4692, 44454), (4743, 43976), (5497, 37944), (5704, 36567), (5736, 36363), (6324, 32982), (6417, 32504), (7038, 29636), (7409, 28152), (8126, 25668), (8556, 24378), (8604, 24242), (9384, 22227), (9486, 21988), (10994, 18972), (12121, 17208), (12189, 17112), (12648, 16491), (12834, 16252), (14076, 14818)]