1320221308

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6689}}^1$

素因数の和:6779

約数の個数: 72

約数和(自身を含む): 2882854800

約数和(自身を除く): 1562633492

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 53, 76, 98, 106, 133, 196, 212, 266, 371, 532, 742, 931, 1007, 1484, 1862, 2014, 2597, 3724, 4028, 5194, 6689, 7049, 10388, 13378, 14098, 26756, 28196, 46823, 49343, 93646, 98686, 127091, 187292, 197372, 254182, 327761, 354517, 508364, 655522, 709034, 889637, 1311044, 1418068, 1779274, 2481619, 3558548, 4963238, 6227459, 6735823, 9926476, 12454918, 13471646, 17371333, 24909836, 26943292, 34742666, 47150761, 69485332, 94301522, 188603044, 330055327, 660110654, 1320221308]

約数ペア:

[(1, 1320221308), (2, 660110654), (4, 330055327), (7, 188603044), (14, 94301522), (19, 69485332), (28, 47150761), (38, 34742666), (49, 26943292), (53, 24909836), (76, 17371333), (98, 13471646), (106, 12454918), (133, 9926476), (196, 6735823), (212, 6227459), (266, 4963238), (371, 3558548), (532, 2481619), (742, 1779274), (931, 1418068), (1007, 1311044), (1484, 889637), (1862, 709034), (2014, 655522), (2597, 508364), (3724, 354517), (4028, 327761), (5194, 254182), (6689, 197372), (7049, 187292), (10388, 127091), (13378, 98686), (14098, 93646), (26756, 49343), (28196, 46823)]