210140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 537600

約数和(自身を除く): 327460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 79, 95, 133, 140, 158, 190, 266, 316, 380, 395, 532, 553, 665, 790, 1106, 1330, 1501, 1580, 2212, 2660, 2765, 3002, 5530, 6004, 7505, 10507, 11060, 15010, 21014, 30020, 42028, 52535, 105070, 210140]

約数ペア:

[(1, 210140), (2, 105070), (4, 52535), (5, 42028), (7, 30020), (10, 21014), (14, 15010), (19, 11060), (20, 10507), (28, 7505), (35, 6004), (38, 5530), (70, 3002), (76, 2765), (79, 2660), (95, 2212), (133, 1580), (140, 1501), (158, 1330), (190, 1106), (266, 790), (316, 665), (380, 553), (395, 532)]