168101820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7129}}^1$

素因数の和:7275

約数の個数: 72

約数和(自身を含む): 513873360

約数和(自身を除く): 345771540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5895, 7129, 7860, 11790, 14258, 21387, 23580, 28516, 35645, 42774, 64161, 71290, 85548, 106935, 128322, 142580, 213870, 256644, 320805, 427740, 641610, 933899, 1283220, 1867798, 2801697, 3735596, 4669495, 5603394, 8405091, 9338990, 11206788, 14008485, 16810182, 18677980, 28016970, 33620364, 42025455, 56033940, 84050910, 168101820]

約数ペア:

[(1, 168101820), (2, 84050910), (3, 56033940), (4, 42025455), (5, 33620364), (6, 28016970), (9, 18677980), (10, 16810182), (12, 14008485), (15, 11206788), (18, 9338990), (20, 8405091), (30, 5603394), (36, 4669495), (45, 3735596), (60, 2801697), (90, 1867798), (131, 1283220), (180, 933899), (262, 641610), (393, 427740), (524, 320805), (655, 256644), (786, 213870), (1179, 142580), (1310, 128322), (1572, 106935), (1965, 85548), (2358, 71290), (2620, 64161), (3930, 42774), (4716, 35645), (5895, 28516), (7129, 23580), (7860, 21387), (11790, 14258)]