207764340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{494677}}^1$

素因数の和:494696

約数の個数: 48

約数和(自身を含む): 664847232

約数和(自身を除く): 457082892

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, 494677, 989354, 1484031, 1978708, 2473385, 2968062, 3462739, 4946770, 5936124, 6925478, 7420155, 9893540, 10388217, 13850956, 14840310, 17313695, 20776434, 29680620, 34627390, 41552868, 51941085, 69254780, 103882170, 207764340]

約数ペア:

[(1, 207764340), (2, 103882170), (3, 69254780), (4, 51941085), (5, 41552868), (6, 34627390), (7, 29680620), (10, 20776434), (12, 17313695), (14, 14840310), (15, 13850956), (20, 10388217), (21, 9893540), (28, 7420155), (30, 6925478), (35, 5936124), (42, 4946770), (60, 3462739), (70, 2968062), (84, 2473385), (105, 1978708), (140, 1484031), (210, 989354), (420, 494677)]