18656900220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{193979}}^1$

素因数の和:194227

約数の個数: 96

約数和(自身を含む): 59963097600

約数和(自身を除く): 41306197380

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, 229, 420, 458, 687, 916, 1145, 1374, 1603, 2290, 2748, 3206, 3435, 4580, 4809, 6412, 6870, 8015, 9618, 13740, 16030, 19236, 24045, 32060, 48090, 96180, 193979, 387958, 581937, 775916, 969895, 1163874, 1357853, 1939790, 2327748, 2715706, 2909685, 3879580, 4073559, 5431412, 5819370, 6789265, 8147118, 11638740, 13578530, 16294236, 20367795, 27157060, 40735590, 44421191, 81471180, 88842382, 133263573, 177684764, 222105955, 266527146, 310948337, 444211910, 533054292, 621896674, 666317865, 888423820, 932845011, 1243793348, 1332635730, 1554741685, 1865690022, 2665271460, 3109483370, 3731380044, 4664225055, 6218966740, 9328450110, 18656900220]

約数ペア:

[(1, 18656900220), (2, 9328450110), (3, 6218966740), (4, 4664225055), (5, 3731380044), (6, 3109483370), (7, 2665271460), (10, 1865690022), (12, 1554741685), (14, 1332635730), (15, 1243793348), (20, 932845011), (21, 888423820), (28, 666317865), (30, 621896674), (35, 533054292), (42, 444211910), (60, 310948337), (70, 266527146), (84, 222105955), (105, 177684764), (140, 133263573), (210, 88842382), (229, 81471180), (420, 44421191), (458, 40735590), (687, 27157060), (916, 20367795), (1145, 16294236), (1374, 13578530), (1603, 11638740), (2290, 8147118), (2748, 6789265), (3206, 5819370), (3435, 5431412), (4580, 4073559), (4809, 3879580), (6412, 2909685), (6870, 2715706), (8015, 2327748), (9618, 1939790), (13740, 1357853), (16030, 1163874), (19236, 969895), (24045, 775916), (32060, 581937), (48090, 387958), (96180, 193979)]