307979280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{20369}}^1$

素因数の和:20398

約数の個数: 160

約数和(自身を含む): 1212422400

約数和(自身を除く): 904443120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 20369, 40738, 61107, 81476, 101845, 122214, 142583, 162952, 183321, 203690, 244428, 285166, 305535, 325904, 366642, 407380, 427749, 488856, 549963, 570332, 611070, 712915, 733284, 814760, 855498, 916605, 977712, 1099926, 1140664, 1222140, 1283247, 1425830, 1466568, 1629520, 1710996, 1833210, 2138745, 2199852, 2281328, 2444280, 2566494, 2749815, 2851660, 2933136, 3421992, 3666420, 3849741, 4277490, 4399704, 4888560, 5132988, 5499630, 5703320, 6416235, 6843984, 7332840, 7699482, 8554980, 8799408, 10265976, 10999260, 11406640, 12832470, 14665680, 15398964, 17109960, 19248705, 20531952, 21998520, 25664940, 30797928, 34219920, 38497410, 43997040, 51329880, 61595856, 76994820, 102659760, 153989640, 307979280]

約数ペア:

[(1, 307979280), (2, 153989640), (3, 102659760), (4, 76994820), (5, 61595856), (6, 51329880), (7, 43997040), (8, 38497410), (9, 34219920), (10, 30797928), (12, 25664940), (14, 21998520), (15, 20531952), (16, 19248705), (18, 17109960), (20, 15398964), (21, 14665680), (24, 12832470), (27, 11406640), (28, 10999260), (30, 10265976), (35, 8799408), (36, 8554980), (40, 7699482), (42, 7332840), (45, 6843984), (48, 6416235), (54, 5703320), (56, 5499630), (60, 5132988), (63, 4888560), (70, 4399704), (72, 4277490), (80, 3849741), (84, 3666420), (90, 3421992), (105, 2933136), (108, 2851660), (112, 2749815), (120, 2566494), (126, 2444280), (135, 2281328), (140, 2199852), (144, 2138745), (168, 1833210), (180, 1710996), (189, 1629520), (210, 1466568), (216, 1425830), (240, 1283247), (252, 1222140), (270, 1140664), (280, 1099926), (315, 977712), (336, 916605), (360, 855498), (378, 814760), (420, 733284), (432, 712915), (504, 611070), (540, 570332), (560, 549963), (630, 488856), (720, 427749), (756, 407380), (840, 366642), (945, 325904), (1008, 305535), (1080, 285166), (1260, 244428), (1512, 203690), (1680, 183321), (1890, 162952), (2160, 142583), (2520, 122214), (3024, 101845), (3780, 81476), (5040, 61107), (7560, 40738), (15120, 20369)]