720672204

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 2075310720

約数和(自身を除く): 1354638516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 251, 257, 266, 294, 399, 502, 514, 532, 588, 753, 771, 798, 931, 1004, 1028, 1506, 1542, 1596, 1757, 1799, 1862, 2793, 3012, 3084, 3514, 3598, 3724, 4769, 4883, 5271, 5397, 5586, 7028, 7196, 9538, 9766, 10542, 10794, 11172, 12299, 12593, 14307, 14649, 19076, 19532, 21084, 21588, 24598, 25186, 28614, 29298, 33383, 34181, 36897, 37779, 49196, 50372, 57228, 58596, 64507, 66766, 68362, 73794, 75558, 100149, 102543, 129014, 133532, 136724, 147588, 151116, 193521, 200298, 205086, 233681, 239267, 258028, 387042, 400596, 410172, 451549, 467362, 478534, 701043, 717801, 774084, 903098, 934724, 957068, 1225633, 1354647, 1402086, 1435602, 1806196, 2451266, 2709294, 2804172, 2871204, 3160843, 3676899, 4902532, 5418588, 6321686, 7353798, 8579431, 9482529, 12643372, 14707596, 17158862, 18965058, 25738293, 34317724, 37930116, 51476586, 60056017, 102953172, 120112034, 180168051, 240224068, 360336102, 720672204]

約数ペア:

[(1, 720672204), (2, 360336102), (3, 240224068), (4, 180168051), (6, 120112034), (7, 102953172), (12, 60056017), (14, 51476586), (19, 37930116), (21, 34317724), (28, 25738293), (38, 18965058), (42, 17158862), (49, 14707596), (57, 12643372), (76, 9482529), (84, 8579431), (98, 7353798), (114, 6321686), (133, 5418588), (147, 4902532), (196, 3676899), (228, 3160843), (251, 2871204), (257, 2804172), (266, 2709294), (294, 2451266), (399, 1806196), (502, 1435602), (514, 1402086), (532, 1354647), (588, 1225633), (753, 957068), (771, 934724), (798, 903098), (931, 774084), (1004, 717801), (1028, 701043), (1506, 478534), (1542, 467362), (1596, 451549), (1757, 410172), (1799, 400596), (1862, 387042), (2793, 258028), (3012, 239267), (3084, 233681), (3514, 205086), (3598, 200298), (3724, 193521), (4769, 151116), (4883, 147588), (5271, 136724), (5397, 133532), (5586, 129014), (7028, 102543), (7196, 100149), (9538, 75558), (9766, 73794), (10542, 68362), (10794, 66766), (11172, 64507), (12299, 58596), (12593, 57228), (14307, 50372), (14649, 49196), (19076, 37779), (19532, 36897), (21084, 34181), (21588, 33383), (24598, 29298), (25186, 28614)]