389581320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{709}}^1$

素因数の和:983

約数の個数: 128

約数和(自身を含む): 1237104000

約数和(自身を除く): 847522680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 241, 285, 380, 456, 482, 570, 709, 723, 760, 964, 1140, 1205, 1418, 1446, 1928, 2127, 2280, 2410, 2836, 2892, 3545, 3615, 4254, 4579, 4820, 5672, 5784, 7090, 7230, 8508, 9158, 9640, 10635, 13471, 13737, 14180, 14460, 17016, 18316, 21270, 22895, 26942, 27474, 28360, 28920, 36632, 40413, 42540, 45790, 53884, 54948, 67355, 68685, 80826, 85080, 91580, 107768, 109896, 134710, 137370, 161652, 170869, 183160, 202065, 269420, 274740, 323304, 341738, 404130, 512607, 538840, 549480, 683476, 808260, 854345, 1025214, 1366952, 1616520, 1708690, 2050428, 2563035, 3246511, 3417380, 4100856, 5126070, 6493022, 6834760, 9739533, 10252140, 12986044, 16232555, 19479066, 20504280, 25972088, 32465110, 38958132, 48697665, 64930220, 77916264, 97395330, 129860440, 194790660, 389581320]

約数ペア:

[(1, 389581320), (2, 194790660), (3, 129860440), (4, 97395330), (5, 77916264), (6, 64930220), (8, 48697665), (10, 38958132), (12, 32465110), (15, 25972088), (19, 20504280), (20, 19479066), (24, 16232555), (30, 12986044), (38, 10252140), (40, 9739533), (57, 6834760), (60, 6493022), (76, 5126070), (95, 4100856), (114, 3417380), (120, 3246511), (152, 2563035), (190, 2050428), (228, 1708690), (241, 1616520), (285, 1366952), (380, 1025214), (456, 854345), (482, 808260), (570, 683476), (709, 549480), (723, 538840), (760, 512607), (964, 404130), (1140, 341738), (1205, 323304), (1418, 274740), (1446, 269420), (1928, 202065), (2127, 183160), (2280, 170869), (2410, 161652), (2836, 137370), (2892, 134710), (3545, 109896), (3615, 107768), (4254, 91580), (4579, 85080), (4820, 80826), (5672, 68685), (5784, 67355), (7090, 54948), (7230, 53884), (8508, 45790), (9158, 42540), (9640, 40413), (10635, 36632), (13471, 28920), (13737, 28360), (14180, 27474), (14460, 26942), (17016, 22895), (18316, 21270)]