320044816

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:573

約数の個数: 160

約数和(自身を含む): 839946240

約数和(自身を除く): 519901424

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 23, 26, 28, 38, 46, 52, 56, 76, 91, 92, 104, 112, 133, 152, 161, 182, 184, 208, 247, 266, 299, 304, 322, 364, 368, 437, 494, 503, 532, 598, 644, 728, 874, 988, 1006, 1064, 1196, 1288, 1456, 1729, 1748, 1976, 2012, 2093, 2128, 2392, 2576, 3059, 3458, 3496, 3521, 3952, 4024, 4186, 4784, 5681, 6118, 6539, 6916, 6992, 7042, 8048, 8372, 9557, 11362, 11569, 12236, 13078, 13832, 14084, 16744, 19114, 22724, 23138, 24472, 26156, 27664, 28168, 33488, 38228, 39767, 45448, 45773, 46276, 48944, 52312, 56336, 66899, 76456, 79534, 80983, 90896, 91546, 92552, 104624, 124241, 133798, 150397, 152912, 159068, 161966, 183092, 185104, 219811, 248482, 267596, 300794, 318136, 323932, 366184, 439622, 496964, 535192, 601588, 636272, 647864, 732368, 869687, 879244, 993928, 1052779, 1070384, 1203176, 1295728, 1538677, 1739374, 1758488, 1987856, 2105558, 2406352, 2857543, 3077354, 3478748, 3516976, 4211116, 5715086, 6154708, 6957496, 8422232, 11430172, 12309416, 13914992, 16844464, 20002801, 22860344, 24618832, 40005602, 45720688, 80011204, 160022408, 320044816]

約数ペア:

[(1, 320044816), (2, 160022408), (4, 80011204), (7, 45720688), (8, 40005602), (13, 24618832), (14, 22860344), (16, 20002801), (19, 16844464), (23, 13914992), (26, 12309416), (28, 11430172), (38, 8422232), (46, 6957496), (52, 6154708), (56, 5715086), (76, 4211116), (91, 3516976), (92, 3478748), (104, 3077354), (112, 2857543), (133, 2406352), (152, 2105558), (161, 1987856), (182, 1758488), (184, 1739374), (208, 1538677), (247, 1295728), (266, 1203176), (299, 1070384), (304, 1052779), (322, 993928), (364, 879244), (368, 869687), (437, 732368), (494, 647864), (503, 636272), (532, 601588), (598, 535192), (644, 496964), (728, 439622), (874, 366184), (988, 323932), (1006, 318136), (1064, 300794), (1196, 267596), (1288, 248482), (1456, 219811), (1729, 185104), (1748, 183092), (1976, 161966), (2012, 159068), (2093, 152912), (2128, 150397), (2392, 133798), (2576, 124241), (3059, 104624), (3458, 92552), (3496, 91546), (3521, 90896), (3952, 80983), (4024, 79534), (4186, 76456), (4784, 66899), (5681, 56336), (6118, 52312), (6539, 48944), (6916, 46276), (6992, 45773), (7042, 45448), (8048, 39767), (8372, 38228), (9557, 33488), (11362, 28168), (11569, 27664), (12236, 26156), (13078, 24472), (13832, 23138), (14084, 22724), (16744, 19114)]