61370120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1471}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 158976000

約数和(自身を除く): 97605880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1471, 1490, 2086, 2942, 2980, 4172, 5215, 5884, 5960, 7355, 8344, 10297, 10430, 11768, 14710, 20594, 20860, 29420, 41188, 41720, 51485, 58840, 82376, 102970, 205940, 219179, 411880, 438358, 876716, 1095895, 1534253, 1753432, 2191790, 3068506, 4383580, 6137012, 7671265, 8767160, 12274024, 15342530, 30685060, 61370120]

約数ペア:

[(1, 61370120), (2, 30685060), (4, 15342530), (5, 12274024), (7, 8767160), (8, 7671265), (10, 6137012), (14, 4383580), (20, 3068506), (28, 2191790), (35, 1753432), (40, 1534253), (56, 1095895), (70, 876716), (140, 438358), (149, 411880), (280, 219179), (298, 205940), (596, 102970), (745, 82376), (1043, 58840), (1192, 51485), (1471, 41720), (1490, 41188), (2086, 29420), (2942, 20860), (2980, 20594), (4172, 14710), (5215, 11768), (5884, 10430), (5960, 10297), (7355, 8344)]