218705004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{8111}}^1$

素因数の和:8235

約数の個数: 72

約数和(自身を含む): 637797888

約数和(自身を除く): 419092884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 107, 126, 214, 252, 321, 428, 642, 749, 963, 1284, 1498, 1926, 2247, 2996, 3852, 4494, 6741, 8111, 8988, 13482, 16222, 24333, 26964, 32444, 48666, 56777, 72999, 97332, 113554, 145998, 170331, 227108, 291996, 340662, 510993, 681324, 867877, 1021986, 1735754, 2043972, 2603631, 3471508, 5207262, 6075139, 7810893, 10414524, 12150278, 15621786, 18225417, 24300556, 31243572, 36450834, 54676251, 72901668, 109352502, 218705004]

約数ペア:

[(1, 218705004), (2, 109352502), (3, 72901668), (4, 54676251), (6, 36450834), (7, 31243572), (9, 24300556), (12, 18225417), (14, 15621786), (18, 12150278), (21, 10414524), (28, 7810893), (36, 6075139), (42, 5207262), (63, 3471508), (84, 2603631), (107, 2043972), (126, 1735754), (214, 1021986), (252, 867877), (321, 681324), (428, 510993), (642, 340662), (749, 291996), (963, 227108), (1284, 170331), (1498, 145998), (1926, 113554), (2247, 97332), (2996, 72999), (3852, 56777), (4494, 48666), (6741, 32444), (8111, 26964), (8988, 24333), (13482, 16222)]