390289328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3967}}^1$

素因数の和:4042

約数の個数: 80

約数和(自身を含む): 909275136

約数和(自身を除く): 518985808

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 43, 44, 52, 86, 88, 104, 143, 172, 176, 208, 286, 344, 473, 559, 572, 688, 946, 1118, 1144, 1892, 2236, 2288, 3784, 3967, 4472, 6149, 7568, 7934, 8944, 12298, 15868, 24596, 31736, 43637, 49192, 51571, 63472, 87274, 98384, 103142, 170581, 174548, 206284, 341162, 349096, 412568, 567281, 682324, 698192, 825136, 1134562, 1364648, 1876391, 2217553, 2269124, 2729296, 3752782, 4435106, 4538248, 7505564, 8870212, 9076496, 15011128, 17740424, 24393083, 30022256, 35480848, 48786166, 97572332, 195144664, 390289328]

約数ペア:

[(1, 390289328), (2, 195144664), (4, 97572332), (8, 48786166), (11, 35480848), (13, 30022256), (16, 24393083), (22, 17740424), (26, 15011128), (43, 9076496), (44, 8870212), (52, 7505564), (86, 4538248), (88, 4435106), (104, 3752782), (143, 2729296), (172, 2269124), (176, 2217553), (208, 1876391), (286, 1364648), (344, 1134562), (473, 825136), (559, 698192), (572, 682324), (688, 567281), (946, 412568), (1118, 349096), (1144, 341162), (1892, 206284), (2236, 174548), (2288, 170581), (3784, 103142), (3967, 98384), (4472, 87274), (6149, 63472), (7568, 51571), (7934, 49192), (8944, 43637), (12298, 31736), (15868, 24596)]