78949920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23497}}^1$

素因数の和:23522

約数の個数: 96

約数和(自身を含む): 284231808

約数和(自身を除く): 205281888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 23497, 46994, 70491, 93988, 117485, 140982, 164479, 187976, 234970, 281964, 328958, 352455, 375952, 469940, 493437, 563928, 657916, 704910, 751904, 822395, 939880, 986874, 1127856, 1315832, 1409820, 1644790, 1879760, 1973748, 2255712, 2467185, 2631664, 2819640, 3289580, 3759520, 3947496, 4934370, 5263328, 5639280, 6579160, 7894992, 9868740, 11278560, 13158320, 15789984, 19737480, 26316640, 39474960, 78949920]

約数ペア:

[(1, 78949920), (2, 39474960), (3, 26316640), (4, 19737480), (5, 15789984), (6, 13158320), (7, 11278560), (8, 9868740), (10, 7894992), (12, 6579160), (14, 5639280), (15, 5263328), (16, 4934370), (20, 3947496), (21, 3759520), (24, 3289580), (28, 2819640), (30, 2631664), (32, 2467185), (35, 2255712), (40, 1973748), (42, 1879760), (48, 1644790), (56, 1409820), (60, 1315832), (70, 1127856), (80, 986874), (84, 939880), (96, 822395), (105, 751904), (112, 704910), (120, 657916), (140, 563928), (160, 493437), (168, 469940), (210, 375952), (224, 352455), (240, 328958), (280, 281964), (336, 234970), (420, 187976), (480, 164479), (560, 140982), (672, 117485), (840, 93988), (1120, 70491), (1680, 46994), (3360, 23497)]