389707120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:479

約数の個数: 120

約数和(自身を含む): 1006935552

約数和(自身を除く): 617228432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 127, 176, 220, 242, 254, 317, 440, 484, 508, 605, 634, 635, 880, 968, 1016, 1210, 1268, 1270, 1397, 1585, 1936, 2032, 2420, 2536, 2540, 2794, 3170, 3487, 4840, 5072, 5080, 5588, 6340, 6974, 6985, 9680, 10160, 11176, 12680, 13948, 13970, 15367, 17435, 22352, 25360, 27896, 27940, 30734, 34870, 38357, 40259, 55792, 55880, 61468, 69740, 76714, 76835, 80518, 111760, 122936, 139480, 153428, 153670, 161036, 191785, 201295, 245872, 278960, 306856, 307340, 322072, 383570, 402590, 442849, 613712, 614680, 644144, 767140, 805180, 885698, 1229360, 1534280, 1610360, 1771396, 2214245, 3068560, 3220720, 3542792, 4428490, 4871339, 7085584, 8856980, 9742678, 17713960, 19485356, 24356695, 35427920, 38970712, 48713390, 77941424, 97426780, 194853560, 389707120]

約数ペア:

[(1, 389707120), (2, 194853560), (4, 97426780), (5, 77941424), (8, 48713390), (10, 38970712), (11, 35427920), (16, 24356695), (20, 19485356), (22, 17713960), (40, 9742678), (44, 8856980), (55, 7085584), (80, 4871339), (88, 4428490), (110, 3542792), (121, 3220720), (127, 3068560), (176, 2214245), (220, 1771396), (242, 1610360), (254, 1534280), (317, 1229360), (440, 885698), (484, 805180), (508, 767140), (605, 644144), (634, 614680), (635, 613712), (880, 442849), (968, 402590), (1016, 383570), (1210, 322072), (1268, 307340), (1270, 306856), (1397, 278960), (1585, 245872), (1936, 201295), (2032, 191785), (2420, 161036), (2536, 153670), (2540, 153428), (2794, 139480), (3170, 122936), (3487, 111760), (4840, 80518), (5072, 76835), (5080, 76714), (5588, 69740), (6340, 61468), (6974, 55880), (6985, 55792), (9680, 40259), (10160, 38357), (11176, 34870), (12680, 30734), (13948, 27940), (13970, 27896), (15367, 25360), (17435, 22352)]