201728170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1171}}^1$

素因数の和:1315

約数の個数: 64

約数和(自身を含む): 437446656

約数和(自身を除く): 235718486

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 107, 115, 161, 214, 230, 322, 535, 749, 805, 1070, 1171, 1498, 1610, 2342, 2461, 3745, 4922, 5855, 7490, 8197, 11710, 12305, 16394, 17227, 24610, 26933, 34454, 40985, 53866, 81970, 86135, 125297, 134665, 172270, 188531, 250594, 269330, 377062, 626485, 877079, 942655, 1252970, 1754158, 1885310, 2881831, 4385395, 5763662, 8770790, 14409155, 20172817, 28818310, 40345634, 100864085, 201728170]

約数ペア:

[(1, 201728170), (2, 100864085), (5, 40345634), (7, 28818310), (10, 20172817), (14, 14409155), (23, 8770790), (35, 5763662), (46, 4385395), (70, 2881831), (107, 1885310), (115, 1754158), (161, 1252970), (214, 942655), (230, 877079), (322, 626485), (535, 377062), (749, 269330), (805, 250594), (1070, 188531), (1171, 172270), (1498, 134665), (1610, 125297), (2342, 86135), (2461, 81970), (3745, 53866), (4922, 40985), (5855, 34454), (7490, 26933), (8197, 24610), (11710, 17227), (12305, 16394)]