220142916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{2791}}^1$

素因数の和:3121

約数の個数: 72

約数和(自身を含む): 638228864

約数和(自身を除く): 418085948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 313, 626, 939, 1252, 1878, 2191, 2791, 2817, 3756, 4382, 5582, 5634, 6573, 8373, 8764, 11164, 11268, 13146, 16746, 19537, 19719, 25119, 26292, 33492, 39074, 39438, 50238, 58611, 78148, 78876, 100476, 117222, 175833, 234444, 351666, 703332, 873583, 1747166, 2620749, 3494332, 5241498, 6115081, 7862247, 10482996, 12230162, 15724494, 18345243, 24460324, 31448988, 36690486, 55035729, 73380972, 110071458, 220142916]

約数ペア:

[(1, 220142916), (2, 110071458), (3, 73380972), (4, 55035729), (6, 36690486), (7, 31448988), (9, 24460324), (12, 18345243), (14, 15724494), (18, 12230162), (21, 10482996), (28, 7862247), (36, 6115081), (42, 5241498), (63, 3494332), (84, 2620749), (126, 1747166), (252, 873583), (313, 703332), (626, 351666), (939, 234444), (1252, 175833), (1878, 117222), (2191, 100476), (2791, 78876), (2817, 78148), (3756, 58611), (4382, 50238), (5582, 39438), (5634, 39074), (6573, 33492), (8373, 26292), (8764, 25119), (11164, 19719), (11268, 19537), (13146, 16746)]