492720730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 972518400

約数和(自身を除く): 479797670

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 223, 290, 401, 446, 551, 802, 1102, 1115, 2005, 2230, 2755, 4010, 4237, 5510, 6467, 7619, 8474, 11629, 12934, 15238, 21185, 23258, 32335, 38095, 42370, 58145, 64670, 76190, 89423, 116290, 122873, 178846, 220951, 245746, 441902, 447115, 614365, 894230, 1104755, 1228730, 1699037, 2209510, 2593267, 3398074, 5186534, 8495185, 12966335, 16990370, 25932670, 49272073, 98544146, 246360365, 492720730]

約数ペア:

[(1, 492720730), (2, 246360365), (5, 98544146), (10, 49272073), (19, 25932670), (29, 16990370), (38, 12966335), (58, 8495185), (95, 5186534), (145, 3398074), (190, 2593267), (223, 2209510), (290, 1699037), (401, 1228730), (446, 1104755), (551, 894230), (802, 614365), (1102, 447115), (1115, 441902), (2005, 245746), (2230, 220951), (2755, 178846), (4010, 122873), (4237, 116290), (5510, 89423), (6467, 76190), (7619, 64670), (8474, 58145), (11629, 42370), (12934, 38095), (15238, 32335), (21185, 23258)]