19305384660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{719813}}^1$

素因数の和:719977

約数の個数: 72

約数和(自身を含む): 58952766600

約数和(自身を除く): 39647381940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 5364, 6705, 8940, 13410, 26820, 719813, 1439626, 2159439, 2879252, 3599065, 4318878, 6478317, 7198130, 8637756, 10797195, 12956634, 14396260, 21594390, 25913268, 32391585, 43188780, 64783170, 107252137, 129566340, 214504274, 321756411, 429008548, 536260685, 643512822, 965269233, 1072521370, 1287025644, 1608782055, 1930538466, 2145042740, 3217564110, 3861076932, 4826346165, 6435128220, 9652692330, 19305384660]

約数ペア:

[(1, 19305384660), (2, 9652692330), (3, 6435128220), (4, 4826346165), (5, 3861076932), (6, 3217564110), (9, 2145042740), (10, 1930538466), (12, 1608782055), (15, 1287025644), (18, 1072521370), (20, 965269233), (30, 643512822), (36, 536260685), (45, 429008548), (60, 321756411), (90, 214504274), (149, 129566340), (180, 107252137), (298, 64783170), (447, 43188780), (596, 32391585), (745, 25913268), (894, 21594390), (1341, 14396260), (1490, 12956634), (1788, 10797195), (2235, 8637756), (2682, 7198130), (2980, 6478317), (4470, 4318878), (5364, 3599065), (6705, 2879252), (8940, 2159439), (13410, 1439626), (26820, 719813)]