318859520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1873}}^1$

素因数の和:1920

約数の個数: 144

約数和(自身を含む): 919309440

約数和(自身を除く): 600449920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 1873, 2128, 2240, 2432, 2660, 3040, 3746, 4256, 4480, 4864, 5320, 6080, 7492, 8512, 8960, 9365, 10640, 12160, 13111, 14984, 17024, 18730, 21280, 24320, 26222, 29968, 34048, 35587, 37460, 42560, 52444, 59936, 65555, 71174, 74920, 85120, 104888, 119872, 131110, 142348, 149840, 170240, 177935, 209776, 239744, 249109, 262220, 284696, 299680, 355870, 419552, 479488, 498218, 524440, 569392, 599360, 711740, 839104, 996436, 1048880, 1138784, 1198720, 1245545, 1423480, 1678208, 1992872, 2097760, 2277568, 2397440, 2491090, 2846960, 3356416, 3985744, 4195520, 4555136, 4982180, 5693920, 7971488, 8391040, 9110272, 9964360, 11387840, 15942976, 16782080, 19928720, 22775680, 31885952, 39857440, 45551360, 63771904, 79714880, 159429760, 318859520]

約数ペア:

[(1, 318859520), (2, 159429760), (4, 79714880), (5, 63771904), (7, 45551360), (8, 39857440), (10, 31885952), (14, 22775680), (16, 19928720), (19, 16782080), (20, 15942976), (28, 11387840), (32, 9964360), (35, 9110272), (38, 8391040), (40, 7971488), (56, 5693920), (64, 4982180), (70, 4555136), (76, 4195520), (80, 3985744), (95, 3356416), (112, 2846960), (128, 2491090), (133, 2397440), (140, 2277568), (152, 2097760), (160, 1992872), (190, 1678208), (224, 1423480), (256, 1245545), (266, 1198720), (280, 1138784), (304, 1048880), (320, 996436), (380, 839104), (448, 711740), (532, 599360), (560, 569392), (608, 524440), (640, 498218), (665, 479488), (760, 419552), (896, 355870), (1064, 299680), (1120, 284696), (1216, 262220), (1280, 249109), (1330, 239744), (1520, 209776), (1792, 177935), (1873, 170240), (2128, 149840), (2240, 142348), (2432, 131110), (2660, 119872), (3040, 104888), (3746, 85120), (4256, 74920), (4480, 71174), (4864, 65555), (5320, 59936), (6080, 52444), (7492, 42560), (8512, 37460), (8960, 35587), (9365, 34048), (10640, 29968), (12160, 26222), (13111, 24320), (14984, 21280), (17024, 18730)]