71257956

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:534

約数の個数: 144

約数和(自身を含む): 220631040

約数和(自身を除く): 149373084

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 23, 28, 33, 42, 44, 46, 49, 66, 69, 77, 84, 92, 98, 132, 138, 147, 154, 161, 196, 231, 253, 276, 294, 308, 322, 462, 479, 483, 506, 539, 588, 644, 759, 924, 958, 966, 1012, 1078, 1127, 1437, 1518, 1617, 1771, 1916, 1932, 2156, 2254, 2874, 3036, 3234, 3353, 3381, 3542, 4508, 5269, 5313, 5748, 6468, 6706, 6762, 7084, 10059, 10538, 10626, 11017, 12397, 13412, 13524, 15807, 20118, 21076, 21252, 22034, 23471, 24794, 31614, 33051, 36883, 37191, 40236, 44068, 46942, 49588, 63228, 66102, 70413, 73766, 74382, 77119, 93884, 110649, 121187, 132204, 140826, 147532, 148764, 154238, 221298, 231357, 242374, 258181, 281652, 308476, 363561, 442596, 462714, 484748, 516362, 539833, 727122, 774543, 848309, 925428, 1032724, 1079666, 1454244, 1549086, 1619499, 1696618, 2159332, 2544927, 3098172, 3238998, 3393236, 5089854, 5938163, 6477996, 10179708, 11876326, 17814489, 23752652, 35628978, 71257956]

約数ペア:

[(1, 71257956), (2, 35628978), (3, 23752652), (4, 17814489), (6, 11876326), (7, 10179708), (11, 6477996), (12, 5938163), (14, 5089854), (21, 3393236), (22, 3238998), (23, 3098172), (28, 2544927), (33, 2159332), (42, 1696618), (44, 1619499), (46, 1549086), (49, 1454244), (66, 1079666), (69, 1032724), (77, 925428), (84, 848309), (92, 774543), (98, 727122), (132, 539833), (138, 516362), (147, 484748), (154, 462714), (161, 442596), (196, 363561), (231, 308476), (253, 281652), (276, 258181), (294, 242374), (308, 231357), (322, 221298), (462, 154238), (479, 148764), (483, 147532), (506, 140826), (539, 132204), (588, 121187), (644, 110649), (759, 93884), (924, 77119), (958, 74382), (966, 73766), (1012, 70413), (1078, 66102), (1127, 63228), (1437, 49588), (1518, 46942), (1617, 44068), (1771, 40236), (1916, 37191), (1932, 36883), (2156, 33051), (2254, 31614), (2874, 24794), (3036, 23471), (3234, 22034), (3353, 21252), (3381, 21076), (3542, 20118), (4508, 15807), (5269, 13524), (5313, 13412), (5748, 12397), (6468, 11017), (6706, 10626), (6762, 10538), (7084, 10059)]