219791110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{719}}^1$

素因数の和:1141

約数の個数: 64

約数和(自身を含む): 495175680

約数和(自身を除く): 275384570

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 397, 719, 770, 794, 1438, 1985, 2779, 3595, 3970, 4367, 5033, 5558, 7190, 7909, 8734, 10066, 13895, 15818, 21835, 25165, 27790, 30569, 39545, 43670, 50330, 55363, 61138, 79090, 110726, 152845, 276815, 285443, 305690, 553630, 570886, 1427215, 1998101, 2854430, 3139873, 3996202, 6279746, 9990505, 15699365, 19981010, 21979111, 31398730, 43958222, 109895555, 219791110]

約数ペア:

[(1, 219791110), (2, 109895555), (5, 43958222), (7, 31398730), (10, 21979111), (11, 19981010), (14, 15699365), (22, 9990505), (35, 6279746), (55, 3996202), (70, 3139873), (77, 2854430), (110, 1998101), (154, 1427215), (385, 570886), (397, 553630), (719, 305690), (770, 285443), (794, 276815), (1438, 152845), (1985, 110726), (2779, 79090), (3595, 61138), (3970, 55363), (4367, 50330), (5033, 43670), (5558, 39545), (7190, 30569), (7909, 27790), (8734, 25165), (10066, 21835), (13895, 15818)]