207974549580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{495177499}}^1$

素因数の和:495177518

約数の個数: 48

約数和(自身を含む): 665518560000

約数和(自身を除く): 457544010420

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, 495177499, 990354998, 1485532497, 1980709996, 2475887495, 2971064994, 3466242493, 4951774990, 5942129988, 6932484986, 7427662485, 9903549980, 10398727479, 13864969972, 14855324970, 17331212465, 20797454958, 29710649940, 34662424930, 41594909916, 51993637395, 69324849860, 103987274790, 207974549580]

約数ペア:

[(1, 207974549580), (2, 103987274790), (3, 69324849860), (4, 51993637395), (5, 41594909916), (6, 34662424930), (7, 29710649940), (10, 20797454958), (12, 17331212465), (14, 14855324970), (15, 13864969972), (20, 10398727479), (21, 9903549980), (28, 7427662485), (30, 6932484986), (35, 5942129988), (42, 4951774990), (60, 3466242493), (70, 2971064994), (84, 2475887495), (105, 1980709996), (140, 1485532497), (210, 990354998), (420, 495177499)]