188651820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{449171}}^1$

素因数の和:449190

約数の個数: 48

約数和(自身を含む): 603687168

約数和(自身を除く): 415035348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 449171, 898342, 1347513, 1796684, 2245855, 2695026, 3144197, 4491710, 5390052, 6288394, 6737565, 8983420, 9432591, 12576788, 13475130, 15720985, 18865182, 26950260, 31441970, 37730364, 47162955, 62883940, 94325910, 188651820]

約数ペア:

[(1, 188651820), (2, 94325910), (3, 62883940), (4, 47162955), (5, 37730364), (6, 31441970), (7, 26950260), (10, 18865182), (12, 15720985), (14, 13475130), (15, 12576788), (20, 9432591), (21, 8983420), (28, 6737565), (30, 6288394), (35, 5390052), (42, 4491710), (60, 3144197), (70, 2695026), (84, 2245855), (105, 1796684), (140, 1347513), (210, 898342), (420, 449171)]