131024880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{25997}}^1$

素因数の和:26023

約数の個数: 120

約数和(自身を含む): 502905312

約数和(自身を除く): 371880432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 25997, 51994, 77991, 103988, 129985, 155982, 181979, 207976, 233973, 259970, 311964, 363958, 389955, 415952, 467946, 519940, 545937, 623928, 727916, 779910, 909895, 935892, 1039880, 1091874, 1169865, 1247856, 1455832, 1559820, 1637811, 1819790, 1871784, 2079760, 2183748, 2339730, 2729685, 2911664, 3119640, 3275622, 3639580, 3743568, 4367496, 4679460, 5459370, 6239280, 6551244, 7279160, 8189055, 8734992, 9358920, 10918740, 13102488, 14558320, 16378110, 18717840, 21837480, 26204976, 32756220, 43674960, 65512440, 131024880]

約数ペア:

[(1, 131024880), (2, 65512440), (3, 43674960), (4, 32756220), (5, 26204976), (6, 21837480), (7, 18717840), (8, 16378110), (9, 14558320), (10, 13102488), (12, 10918740), (14, 9358920), (15, 8734992), (16, 8189055), (18, 7279160), (20, 6551244), (21, 6239280), (24, 5459370), (28, 4679460), (30, 4367496), (35, 3743568), (36, 3639580), (40, 3275622), (42, 3119640), (45, 2911664), (48, 2729685), (56, 2339730), (60, 2183748), (63, 2079760), (70, 1871784), (72, 1819790), (80, 1637811), (84, 1559820), (90, 1455832), (105, 1247856), (112, 1169865), (120, 1091874), (126, 1039880), (140, 935892), (144, 909895), (168, 779910), (180, 727916), (210, 623928), (240, 545937), (252, 519940), (280, 467946), (315, 415952), (336, 389955), (360, 363958), (420, 311964), (504, 259970), (560, 233973), (630, 207976), (720, 181979), (840, 155982), (1008, 129985), (1260, 103988), (1680, 77991), (2520, 51994), (5040, 25997)]