18474960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{1571}}^1$

素因数の和:1601

約数の個数: 120

約数和(自身を含む): 66665376

約数和(自身を除く): 48190416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1571, 1680, 1960, 2352, 2940, 3142, 3920, 4713, 5880, 6284, 7855, 9426, 10997, 11760, 12568, 15710, 18852, 21994, 23565, 25136, 31420, 32991, 37704, 43988, 47130, 54985, 62840, 65982, 75408, 76979, 87976, 94260, 109970, 125680, 131964, 153958, 164955, 175952, 188520, 219940, 230937, 263928, 307916, 329910, 377040, 384895, 439880, 461874, 527856, 615832, 659820, 769790, 879760, 923748, 1154685, 1231664, 1319640, 1539580, 1847496, 2309370, 2639280, 3079160, 3694992, 4618740, 6158320, 9237480, 18474960]

約数ペア:

[(1, 18474960), (2, 9237480), (3, 6158320), (4, 4618740), (5, 3694992), (6, 3079160), (7, 2639280), (8, 2309370), (10, 1847496), (12, 1539580), (14, 1319640), (15, 1231664), (16, 1154685), (20, 923748), (21, 879760), (24, 769790), (28, 659820), (30, 615832), (35, 527856), (40, 461874), (42, 439880), (48, 384895), (49, 377040), (56, 329910), (60, 307916), (70, 263928), (80, 230937), (84, 219940), (98, 188520), (105, 175952), (112, 164955), (120, 153958), (140, 131964), (147, 125680), (168, 109970), (196, 94260), (210, 87976), (240, 76979), (245, 75408), (280, 65982), (294, 62840), (336, 54985), (392, 47130), (420, 43988), (490, 37704), (560, 32991), (588, 31420), (735, 25136), (784, 23565), (840, 21994), (980, 18852), (1176, 15710), (1470, 12568), (1571, 11760), (1680, 10997), (1960, 9426), (2352, 7855), (2940, 6284), (3142, 5880), (3920, 4713)]