400291232

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1543}}^1$

素因数の和:1642

約数の個数: 72

約数和(自身を含む): 879727968

約数和(自身を除く): 479436736

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 67, 88, 121, 134, 176, 242, 268, 352, 484, 536, 737, 968, 1072, 1474, 1543, 1936, 2144, 2948, 3086, 3872, 5896, 6172, 8107, 11792, 12344, 16214, 16973, 23584, 24688, 32428, 33946, 49376, 64856, 67892, 103381, 129712, 135784, 186703, 206762, 259424, 271568, 373406, 413524, 543136, 746812, 827048, 1137191, 1493624, 1654096, 2274382, 2987248, 3308192, 4548764, 5974496, 9097528, 12509101, 18195056, 25018202, 36390112, 50036404, 100072808, 200145616, 400291232]

約数ペア:

[(1, 400291232), (2, 200145616), (4, 100072808), (8, 50036404), (11, 36390112), (16, 25018202), (22, 18195056), (32, 12509101), (44, 9097528), (67, 5974496), (88, 4548764), (121, 3308192), (134, 2987248), (176, 2274382), (242, 1654096), (268, 1493624), (352, 1137191), (484, 827048), (536, 746812), (737, 543136), (968, 413524), (1072, 373406), (1474, 271568), (1543, 259424), (1936, 206762), (2144, 186703), (2948, 135784), (3086, 129712), (3872, 103381), (5896, 67892), (6172, 64856), (8107, 49376), (11792, 33946), (12344, 32428), (16214, 24688), (16973, 23584)]