205618356

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 530449920

約数和(自身を除く): 324831564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 197, 237, 316, 367, 394, 474, 591, 711, 734, 788, 948, 1101, 1182, 1422, 1468, 1773, 2202, 2364, 2844, 3303, 3546, 4404, 6606, 7092, 13212, 15563, 28993, 31126, 46689, 57986, 62252, 72299, 86979, 93378, 115972, 140067, 144598, 173958, 186756, 216897, 260937, 280134, 289196, 347916, 433794, 521874, 560268, 650691, 867588, 1043748, 1301382, 2602764, 5711621, 11423242, 17134863, 22846484, 34269726, 51404589, 68539452, 102809178, 205618356]

約数ペア:

[(1, 205618356), (2, 102809178), (3, 68539452), (4, 51404589), (6, 34269726), (9, 22846484), (12, 17134863), (18, 11423242), (36, 5711621), (79, 2602764), (158, 1301382), (197, 1043748), (237, 867588), (316, 650691), (367, 560268), (394, 521874), (474, 433794), (591, 347916), (711, 289196), (734, 280134), (788, 260937), (948, 216897), (1101, 186756), (1182, 173958), (1422, 144598), (1468, 140067), (1773, 115972), (2202, 93378), (2364, 86979), (2844, 72299), (3303, 62252), (3546, 57986), (4404, 46689), (6606, 31126), (7092, 28993), (13212, 15563)]