201953640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{240421}}^1$

素因数の和:240442

約数の個数: 64

約数和(自身を含む): 692415360

約数和(自身を除く): 490461720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 240421, 480842, 721263, 961684, 1202105, 1442526, 1682947, 1923368, 2404210, 2885052, 3365894, 3606315, 4808420, 5048841, 5770104, 6731788, 7212630, 8414735, 9616840, 10097682, 13463576, 14425260, 16829470, 20195364, 25244205, 28850520, 33658940, 40390728, 50488410, 67317880, 100976820, 201953640]

約数ペア:

[(1, 201953640), (2, 100976820), (3, 67317880), (4, 50488410), (5, 40390728), (6, 33658940), (7, 28850520), (8, 25244205), (10, 20195364), (12, 16829470), (14, 14425260), (15, 13463576), (20, 10097682), (21, 9616840), (24, 8414735), (28, 7212630), (30, 6731788), (35, 5770104), (40, 5048841), (42, 4808420), (56, 3606315), (60, 3365894), (70, 2885052), (84, 2404210), (105, 1923368), (120, 1682947), (140, 1442526), (168, 1202105), (210, 961684), (280, 721263), (420, 480842), (840, 240421)]