249541812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:382

約数の個数: 144

約数和(自身を含む): 719147520

約数和(自身を除く): 469605708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 97, 117, 138, 156, 194, 207, 234, 239, 276, 291, 299, 388, 414, 468, 478, 582, 598, 717, 828, 873, 897, 956, 1164, 1196, 1261, 1434, 1746, 1794, 2151, 2231, 2522, 2691, 2868, 3107, 3492, 3588, 3783, 4302, 4462, 5044, 5382, 5497, 6214, 6693, 7566, 8604, 8924, 9321, 10764, 10994, 11349, 12428, 13386, 15132, 16491, 18642, 20079, 21988, 22698, 23183, 26772, 27963, 29003, 32982, 37284, 40158, 45396, 46366, 49473, 55926, 58006, 65964, 69549, 71461, 80316, 87009, 92732, 98946, 111852, 116012, 139098, 142922, 174018, 197892, 208647, 214383, 261027, 278196, 285844, 301379, 348036, 417294, 428766, 522054, 533209, 602758, 643149, 834588, 857532, 904137, 1044108, 1066418, 1205516, 1286298, 1599627, 1808274, 2132836, 2572596, 2712411, 3199254, 3616548, 4798881, 5424822, 6398508, 6931717, 9597762, 10849644, 13863434, 19195524, 20795151, 27726868, 41590302, 62385453, 83180604, 124770906, 249541812]

約数ペア:

[(1, 249541812), (2, 124770906), (3, 83180604), (4, 62385453), (6, 41590302), (9, 27726868), (12, 20795151), (13, 19195524), (18, 13863434), (23, 10849644), (26, 9597762), (36, 6931717), (39, 6398508), (46, 5424822), (52, 4798881), (69, 3616548), (78, 3199254), (92, 2712411), (97, 2572596), (117, 2132836), (138, 1808274), (156, 1599627), (194, 1286298), (207, 1205516), (234, 1066418), (239, 1044108), (276, 904137), (291, 857532), (299, 834588), (388, 643149), (414, 602758), (468, 533209), (478, 522054), (582, 428766), (598, 417294), (717, 348036), (828, 301379), (873, 285844), (897, 278196), (956, 261027), (1164, 214383), (1196, 208647), (1261, 197892), (1434, 174018), (1746, 142922), (1794, 139098), (2151, 116012), (2231, 111852), (2522, 98946), (2691, 92732), (2868, 87009), (3107, 80316), (3492, 71461), (3588, 69549), (3783, 65964), (4302, 58006), (4462, 55926), (5044, 49473), (5382, 46366), (5497, 45396), (6214, 40158), (6693, 37284), (7566, 32982), (8604, 29003), (8924, 27963), (9321, 26772), (10764, 23183), (10994, 22698), (11349, 21988), (12428, 20079), (13386, 18642), (15132, 16491)]