123515840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{823}}^1$

素因数の和:914

約数の個数: 112

約数和(自身を含む): 341571072

約数和(自身を除く): 218055232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 134, 140, 160, 224, 268, 280, 320, 335, 448, 469, 536, 560, 670, 823, 938, 1072, 1120, 1340, 1646, 1876, 2144, 2240, 2345, 2680, 3292, 3752, 4115, 4288, 4690, 5360, 5761, 6584, 7504, 8230, 9380, 10720, 11522, 13168, 15008, 16460, 18760, 21440, 23044, 26336, 28805, 30016, 32920, 37520, 46088, 52672, 55141, 57610, 65840, 75040, 92176, 110282, 115220, 131680, 150080, 184352, 220564, 230440, 263360, 275705, 368704, 385987, 441128, 460880, 551410, 771974, 882256, 921760, 1102820, 1543948, 1764512, 1843520, 1929935, 2205640, 3087896, 3529024, 3859870, 4411280, 6175792, 7719740, 8822560, 12351584, 15439480, 17645120, 24703168, 30878960, 61757920, 123515840]

約数ペア:

[(1, 123515840), (2, 61757920), (4, 30878960), (5, 24703168), (7, 17645120), (8, 15439480), (10, 12351584), (14, 8822560), (16, 7719740), (20, 6175792), (28, 4411280), (32, 3859870), (35, 3529024), (40, 3087896), (56, 2205640), (64, 1929935), (67, 1843520), (70, 1764512), (80, 1543948), (112, 1102820), (134, 921760), (140, 882256), (160, 771974), (224, 551410), (268, 460880), (280, 441128), (320, 385987), (335, 368704), (448, 275705), (469, 263360), (536, 230440), (560, 220564), (670, 184352), (823, 150080), (938, 131680), (1072, 115220), (1120, 110282), (1340, 92176), (1646, 75040), (1876, 65840), (2144, 57610), (2240, 55141), (2345, 52672), (2680, 46088), (3292, 37520), (3752, 32920), (4115, 30016), (4288, 28805), (4690, 26336), (5360, 23044), (5761, 21440), (6584, 18760), (7504, 16460), (8230, 15008), (9380, 13168), (10720, 11522)]