31671360

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{1571}}^1$

素因数の和:1601

約数の個数: 168

約数和(自身を含む): 124577856

約数和(自身を除く): 92906496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1571, 1680, 2016, 2240, 2520, 2880, 3142, 3360, 4032, 4713, 5040, 6284, 6720, 7855, 9426, 10080, 10997, 12568, 14139, 15710, 18852, 20160, 21994, 23565, 25136, 28278, 31420, 32991, 37704, 43988, 47130, 50272, 54985, 56556, 62840, 65982, 70695, 75408, 87976, 94260, 98973, 100544, 109970, 113112, 125680, 131964, 141390, 150816, 164955, 175952, 188520, 197946, 219940, 226224, 251360, 263928, 282780, 301632, 329910, 351904, 377040, 395892, 439880, 452448, 494865, 502720, 527856, 565560, 659820, 703808, 754080, 791784, 879760, 904896, 989730, 1055712, 1131120, 1319640, 1508160, 1583568, 1759520, 1979460, 2111424, 2262240, 2639280, 3167136, 3519040, 3958920, 4524480, 5278560, 6334272, 7917840, 10557120, 15835680, 31671360]

約数ペア:

[(1, 31671360), (2, 15835680), (3, 10557120), (4, 7917840), (5, 6334272), (6, 5278560), (7, 4524480), (8, 3958920), (9, 3519040), (10, 3167136), (12, 2639280), (14, 2262240), (15, 2111424), (16, 1979460), (18, 1759520), (20, 1583568), (21, 1508160), (24, 1319640), (28, 1131120), (30, 1055712), (32, 989730), (35, 904896), (36, 879760), (40, 791784), (42, 754080), (45, 703808), (48, 659820), (56, 565560), (60, 527856), (63, 502720), (64, 494865), (70, 452448), (72, 439880), (80, 395892), (84, 377040), (90, 351904), (96, 329910), (105, 301632), (112, 282780), (120, 263928), (126, 251360), (140, 226224), (144, 219940), (160, 197946), (168, 188520), (180, 175952), (192, 164955), (210, 150816), (224, 141390), (240, 131964), (252, 125680), (280, 113112), (288, 109970), (315, 100544), (320, 98973), (336, 94260), (360, 87976), (420, 75408), (448, 70695), (480, 65982), (504, 62840), (560, 56556), (576, 54985), (630, 50272), (672, 47130), (720, 43988), (840, 37704), (960, 32991), (1008, 31420), (1120, 28278), (1260, 25136), (1344, 23565), (1440, 21994), (1571, 20160), (1680, 18852), (2016, 15710), (2240, 14139), (2520, 12568), (2880, 10997), (3142, 10080), (3360, 9426), (4032, 7855), (4713, 6720), (5040, 6284)]