321090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 967680

約数和(自身を除く): 646590

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 139, 154, 165, 210, 231, 278, 330, 385, 417, 462, 695, 770, 834, 973, 1155, 1390, 1529, 1946, 2085, 2310, 2919, 3058, 4170, 4587, 4865, 5838, 7645, 9174, 9730, 10703, 14595, 15290, 21406, 22935, 29190, 32109, 45870, 53515, 64218, 107030, 160545, 321090]

約数ペア:

[(1, 321090), (2, 160545), (3, 107030), (5, 64218), (6, 53515), (7, 45870), (10, 32109), (11, 29190), (14, 22935), (15, 21406), (21, 15290), (22, 14595), (30, 10703), (33, 9730), (35, 9174), (42, 7645), (55, 5838), (66, 4865), (70, 4587), (77, 4170), (105, 3058), (110, 2919), (139, 2310), (154, 2085), (165, 1946), (210, 1529), (231, 1390), (278, 1155), (330, 973), (385, 834), (417, 770), (462, 695)]