251664

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{107}}^1$

素因数の和:132

約数の個数: 60

約数和(自身を含む): 763344

約数和(自身を除く): 511680

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 107, 112, 147, 168, 196, 214, 294, 321, 336, 392, 428, 588, 642, 749, 784, 856, 1176, 1284, 1498, 1712, 2247, 2352, 2568, 2996, 4494, 5136, 5243, 5992, 8988, 10486, 11984, 15729, 17976, 20972, 31458, 35952, 41944, 62916, 83888, 125832, 251664]

約数ペア:

[(1, 251664), (2, 125832), (3, 83888), (4, 62916), (6, 41944), (7, 35952), (8, 31458), (12, 20972), (14, 17976), (16, 15729), (21, 11984), (24, 10486), (28, 8988), (42, 5992), (48, 5243), (49, 5136), (56, 4494), (84, 2996), (98, 2568), (107, 2352), (112, 2247), (147, 1712), (168, 1498), (196, 1284), (214, 1176), (294, 856), (321, 784), (336, 749), (392, 642), (428, 588)]