20120994450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{667363}}^1$

素因数の和:667448

約数の個数: 72

約数和(自身を含む): 54865329168

約数和(自身を除く): 34744334718

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 67, 75, 90, 134, 150, 201, 225, 335, 402, 450, 603, 670, 1005, 1206, 1675, 2010, 3015, 3350, 5025, 6030, 10050, 15075, 30150, 667363, 1334726, 2002089, 3336815, 4004178, 6006267, 6673630, 10010445, 12012534, 16684075, 20020890, 30031335, 33368150, 44713321, 50052225, 60062670, 89426642, 100104450, 134139963, 150156675, 223566605, 268279926, 300313350, 402419889, 447133210, 670699815, 804839778, 1117833025, 1341399630, 2012099445, 2235666050, 3353499075, 4024198890, 6706998150, 10060497225, 20120994450]

約数ペア:

[(1, 20120994450), (2, 10060497225), (3, 6706998150), (5, 4024198890), (6, 3353499075), (9, 2235666050), (10, 2012099445), (15, 1341399630), (18, 1117833025), (25, 804839778), (30, 670699815), (45, 447133210), (50, 402419889), (67, 300313350), (75, 268279926), (90, 223566605), (134, 150156675), (150, 134139963), (201, 100104450), (225, 89426642), (335, 60062670), (402, 50052225), (450, 44713321), (603, 33368150), (670, 30031335), (1005, 20020890), (1206, 16684075), (1675, 12012534), (2010, 10010445), (3015, 6673630), (3350, 6006267), (5025, 4004178), (6030, 3336815), (10050, 2002089), (15075, 1334726), (30150, 667363)]