389640960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:403

約数の個数: 216

約数和(自身を含む): 1363143600

約数和(自身を除く): 973502640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 149, 160, 180, 192, 227, 240, 256, 288, 298, 320, 360, 384, 447, 454, 480, 576, 596, 640, 681, 720, 745, 768, 894, 908, 960, 1135, 1152, 1192, 1280, 1341, 1362, 1440, 1490, 1788, 1816, 1920, 2043, 2235, 2270, 2304, 2384, 2682, 2724, 2880, 2980, 3405, 3576, 3632, 3840, 4086, 4470, 4540, 4768, 5364, 5448, 5760, 5960, 6705, 6810, 7152, 7264, 8172, 8940, 9080, 9536, 10215, 10728, 10896, 11520, 11920, 13410, 13620, 14304, 14528, 16344, 17880, 18160, 19072, 20430, 21456, 21792, 23840, 26820, 27240, 28608, 29056, 32688, 33823, 35760, 36320, 38144, 40860, 42912, 43584, 47680, 53640, 54480, 57216, 58112, 65376, 67646, 71520, 72640, 81720, 85824, 87168, 95360, 101469, 107280, 108960, 114432, 130752, 135292, 143040, 145280, 163440, 169115, 171648, 174336, 190720, 202938, 214560, 217920, 261504, 270584, 286080, 290560, 304407, 326880, 338230, 343296, 405876, 429120, 435840, 507345, 523008, 541168, 572160, 608814, 653760, 676460, 811752, 858240, 871680, 1014690, 1082336, 1217628, 1307520, 1352920, 1522035, 1623504, 1716480, 2029380, 2164672, 2435256, 2615040, 2705840, 3044070, 3247008, 4058760, 4329344, 4870512, 5411680, 6088140, 6494016, 8117520, 8658688, 9741024, 10823360, 12176280, 12988032, 16235040, 19482048, 21646720, 24352560, 25976064, 32470080, 38964096, 43293440, 48705120, 64940160, 77928192, 97410240, 129880320, 194820480, 389640960]

約数ペア:

[(1, 389640960), (2, 194820480), (3, 129880320), (4, 97410240), (5, 77928192), (6, 64940160), (8, 48705120), (9, 43293440), (10, 38964096), (12, 32470080), (15, 25976064), (16, 24352560), (18, 21646720), (20, 19482048), (24, 16235040), (30, 12988032), (32, 12176280), (36, 10823360), (40, 9741024), (45, 8658688), (48, 8117520), (60, 6494016), (64, 6088140), (72, 5411680), (80, 4870512), (90, 4329344), (96, 4058760), (120, 3247008), (128, 3044070), (144, 2705840), (149, 2615040), (160, 2435256), (180, 2164672), (192, 2029380), (227, 1716480), (240, 1623504), (256, 1522035), (288, 1352920), (298, 1307520), (320, 1217628), (360, 1082336), (384, 1014690), (447, 871680), (454, 858240), (480, 811752), (576, 676460), (596, 653760), (640, 608814), (681, 572160), (720, 541168), (745, 523008), (768, 507345), (894, 435840), (908, 429120), (960, 405876), (1135, 343296), (1152, 338230), (1192, 326880), (1280, 304407), (1341, 290560), (1362, 286080), (1440, 270584), (1490, 261504), (1788, 217920), (1816, 214560), (1920, 202938), (2043, 190720), (2235, 174336), (2270, 171648), (2304, 169115), (2384, 163440), (2682, 145280), (2724, 143040), (2880, 135292), (2980, 130752), (3405, 114432), (3576, 108960), (3632, 107280), (3840, 101469), (4086, 95360), (4470, 87168), (4540, 85824), (4768, 81720), (5364, 72640), (5448, 71520), (5760, 67646), (5960, 65376), (6705, 58112), (6810, 57216), (7152, 54480), (7264, 53640), (8172, 47680), (8940, 43584), (9080, 42912), (9536, 40860), (10215, 38144), (10728, 36320), (10896, 35760), (11520, 33823), (11920, 32688), (13410, 29056), (13620, 28608), (14304, 27240), (14528, 26820), (16344, 23840), (17880, 21792), (18160, 21456), (19072, 20430)]