162889860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{997}}^1$

素因数の和:1405

約数の個数: 96

約数和(自身を含む): 523111680

約数和(自身を除く): 360221820

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, 389, 420, 778, 997, 1167, 1556, 1945, 1994, 2334, 2723, 2991, 3890, 3988, 4668, 4985, 5446, 5835, 5982, 6979, 7780, 8169, 9970, 10892, 11670, 11964, 13615, 13958, 14955, 16338, 19940, 20937, 23340, 27230, 27916, 29910, 32676, 34895, 40845, 41874, 54460, 59820, 69790, 81690, 83748, 104685, 139580, 163380, 209370, 387833, 418740, 775666, 1163499, 1551332, 1939165, 2326998, 2714831, 3878330, 4653996, 5429662, 5817495, 7756660, 8144493, 10859324, 11634990, 13574155, 16288986, 23269980, 27148310, 32577972, 40722465, 54296620, 81444930, 162889860]

約数ペア:

[(1, 162889860), (2, 81444930), (3, 54296620), (4, 40722465), (5, 32577972), (6, 27148310), (7, 23269980), (10, 16288986), (12, 13574155), (14, 11634990), (15, 10859324), (20, 8144493), (21, 7756660), (28, 5817495), (30, 5429662), (35, 4653996), (42, 3878330), (60, 2714831), (70, 2326998), (84, 1939165), (105, 1551332), (140, 1163499), (210, 775666), (389, 418740), (420, 387833), (778, 209370), (997, 163380), (1167, 139580), (1556, 104685), (1945, 83748), (1994, 81690), (2334, 69790), (2723, 59820), (2991, 54460), (3890, 41874), (3988, 40845), (4668, 34895), (4985, 32676), (5446, 29910), (5835, 27916), (5982, 27230), (6979, 23340), (7780, 20937), (8169, 19940), (9970, 16338), (10892, 14955), (11670, 13958), (11964, 13615)]