About the Number

6688990

6688989 ← → 6688991

2進数表記:11001100001000011011110

漢数字表記:六百六十八万八千九百九十

素因数分解:

2 1 × 5 1 × 7 2 × 11 1 × 17 1 × 73 1

素因数の和:122
約数の個数: 96
約数和(自身を含む): 16399584
約数和(自身を除く): 9710594

約数列:
[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 49, 55, 70, 73, 77, 85, 98, 110, 119, 146, 154, 170, 187, 238, 245, 365, 374, 385, 490, 511, 539, 595, 730, 770, 803, 833, 935, 1022, 1078, 1190, 1241, 1309, 1606, 1666, 1870, 2482, 2555, 2618, 2695, 3577, 4015, 4165, 5110, 5390, 5621, 6205, 6545, 7154, 8030, 8330, 8687, 9163, 11242, 12410, 13090, 13651, 17374, 17885, 18326, 27302, 28105, 35770, 39347, 43435, 45815, 56210, 60809, 68255, 78694, 86870, 91630, 95557, 121618, 136510, 191114, 196735, 304045, 393470, 477785, 608090, 668899, 955570, 1337798, 3344495, 6688990]

約数ペア:
[(1, 6688990), (2, 3344495), (5, 1337798), (7, 955570), (10, 668899), (11, 608090), (14, 477785), (17, 393470), (22, 304045), (34, 196735), (35, 191114), (49, 136510), (55, 121618), (70, 95557), (73, 91630), (77, 86870), (85, 78694), (98, 68255), (110, 60809), (119, 56210), (146, 45815), (154, 43435), (170, 39347), (187, 35770), (238, 28105), (245, 27302), (365, 18326), (374, 17885), (385, 17374), (490, 13651), (511, 13090), (539, 12410), (595, 11242), (730, 9163), (770, 8687), (803, 8330), (833, 8030), (935, 7154), (1022, 6545), (1078, 6205), (1190, 5621), (1241, 5390), (1309, 5110), (1606, 4165), (1666, 4015), (1870, 3577), (2482, 2695), (2555, 2618)]

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