238818160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{60923}}^1$

素因数の和:60950

約数の個数: 60

約数和(自身を含む): 645916248

約数和(自身を除く): 407098088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 60923, 121846, 243692, 304615, 426461, 487384, 609230, 852922, 974768, 1218460, 1705844, 2132305, 2436920, 2985227, 3411688, 4264610, 4873840, 5970454, 6823376, 8529220, 11940908, 14926135, 17058440, 23881816, 29852270, 34116880, 47763632, 59704540, 119409080, 238818160]

約数ペア:

[(1, 238818160), (2, 119409080), (4, 59704540), (5, 47763632), (7, 34116880), (8, 29852270), (10, 23881816), (14, 17058440), (16, 14926135), (20, 11940908), (28, 8529220), (35, 6823376), (40, 5970454), (49, 4873840), (56, 4264610), (70, 3411688), (80, 2985227), (98, 2436920), (112, 2132305), (140, 1705844), (196, 1218460), (245, 974768), (280, 852922), (392, 609230), (490, 487384), (560, 426461), (784, 304615), (980, 243692), (1960, 121846), (3920, 60923)]