313639205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 461894400

約数和(自身を除く): 148255195

約数列:

[1, 5, 11, 17, 29, 43, 55, 85, 145, 187, 215, 269, 319, 473, 493, 731, 935, 1247, 1345, 1595, 2365, 2465, 2959, 3655, 4573, 5423, 6235, 7801, 8041, 11567, 13717, 14795, 21199, 22865, 27115, 39005, 40205, 50303, 57835, 68585, 85811, 105995, 127237, 132617, 196639, 233189, 251515, 335443, 429055, 636185, 663085, 983195, 1165945, 1458787, 1677215, 2163029, 3689873, 5702531, 7293935, 10815145, 18449365, 28512655, 62727841, 313639205]

約数ペア:

[(1, 313639205), (5, 62727841), (11, 28512655), (17, 18449365), (29, 10815145), (43, 7293935), (55, 5702531), (85, 3689873), (145, 2163029), (187, 1677215), (215, 1458787), (269, 1165945), (319, 983195), (473, 663085), (493, 636185), (731, 429055), (935, 335443), (1247, 251515), (1345, 233189), (1595, 196639), (2365, 132617), (2465, 127237), (2959, 105995), (3655, 85811), (4573, 68585), (5423, 57835), (6235, 50303), (7801, 40205), (8041, 39005), (11567, 27115), (13717, 22865), (14795, 21199)]