640982592

素因数分解:

$2^6\times 3^3\times {\mathrm{29}}^1\times {\mathrm{12791}}^1$

素因数の和:12841

約数の個数: 112

約数和(自身を含む): 1949500800

約数和(自身を除く): 1308518208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 144, 174, 192, 216, 232, 261, 288, 348, 432, 464, 522, 576, 696, 783, 864, 928, 1044, 1392, 1566, 1728, 1856, 2088, 2784, 3132, 4176, 5568, 6264, 8352, 12528, 12791, 16704, 25056, 25582, 38373, 50112, 51164, 76746, 102328, 115119, 153492, 204656, 230238, 306984, 345357, 370939, 409312, 460476, 613968, 690714, 741878, 818624, 920952, 1112817, 1227936, 1381428, 1483756, 1841904, 2225634, 2455872, 2762856, 2967512, 3338451, 3683808, 4451268, 5525712, 5935024, 6676902, 7367616, 8902536, 10015353, 11051424, 11870048, 13353804, 17805072, 20030706, 22102848, 23740096, 26707608, 35610144, 40061412, 53415216, 71220288, 80122824, 106830432, 160245648, 213660864, 320491296, 640982592]

約数ペア:

[(1, 640982592), (2, 320491296), (3, 213660864), (4, 160245648), (6, 106830432), (8, 80122824), (9, 71220288), (12, 53415216), (16, 40061412), (18, 35610144), (24, 26707608), (27, 23740096), (29, 22102848), (32, 20030706), (36, 17805072), (48, 13353804), (54, 11870048), (58, 11051424), (64, 10015353), (72, 8902536), (87, 7367616), (96, 6676902), (108, 5935024), (116, 5525712), (144, 4451268), (174, 3683808), (192, 3338451), (216, 2967512), (232, 2762856), (261, 2455872), (288, 2225634), (348, 1841904), (432, 1483756), (464, 1381428), (522, 1227936), (576, 1112817), (696, 920952), (783, 818624), (864, 741878), (928, 690714), (1044, 613968), (1392, 460476), (1566, 409312), (1728, 370939), (1856, 345357), (2088, 306984), (2784, 230238), (3132, 204656), (4176, 153492), (5568, 115119), (6264, 102328), (8352, 76746), (12528, 51164), (12791, 50112), (16704, 38373), (25056, 25582)]