273980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 698880

約数和(自身を除く): 424900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 103, 133, 140, 190, 206, 266, 380, 412, 515, 532, 665, 721, 1030, 1330, 1442, 1957, 2060, 2660, 2884, 3605, 3914, 7210, 7828, 9785, 13699, 14420, 19570, 27398, 39140, 54796, 68495, 136990, 273980]

約数ペア:

[(1, 273980), (2, 136990), (4, 68495), (5, 54796), (7, 39140), (10, 27398), (14, 19570), (19, 14420), (20, 13699), (28, 9785), (35, 7828), (38, 7210), (70, 3914), (76, 3605), (95, 2884), (103, 2660), (133, 2060), (140, 1957), (190, 1442), (206, 1330), (266, 1030), (380, 721), (412, 665), (515, 532)]