7917872508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127207}}^1$

素因数の和:127256

約数の個数: 144

約数和(自身を含む): 25930078720

約数和(自身を除く): 18012206212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 52, 57, 63, 76, 78, 84, 91, 114, 117, 126, 133, 156, 171, 182, 228, 234, 247, 252, 266, 273, 342, 364, 399, 468, 494, 532, 546, 684, 741, 798, 819, 988, 1092, 1197, 1482, 1596, 1638, 1729, 2223, 2394, 2964, 3276, 3458, 4446, 4788, 5187, 6916, 8892, 10374, 15561, 20748, 31122, 62244, 127207, 254414, 381621, 508828, 763242, 890449, 1144863, 1526484, 1653691, 1780898, 2289726, 2416933, 2671347, 3307382, 3561796, 4579452, 4833866, 4961073, 5342694, 6614764, 7250799, 8014041, 9667732, 9922146, 10685388, 11575837, 14501598, 14883219, 16028082, 16918531, 19844292, 21752397, 23151674, 29003196, 29766438, 31420129, 32056164, 33837062, 34727511, 43504794, 46303348, 50755593, 59532876, 62840258, 67674124, 69455022, 87009588, 94260387, 101511186, 104182533, 125680516, 138910044, 152266779, 188520774, 203022372, 208365066, 219940903, 282781161, 304533558, 377041548, 416730132, 439881806, 565562322, 609067116, 659822709, 879763612, 1131124644, 1319645418, 1979468127, 2639290836, 3958936254, 7917872508]

約数ペア:

[(1, 7917872508), (2, 3958936254), (3, 2639290836), (4, 1979468127), (6, 1319645418), (7, 1131124644), (9, 879763612), (12, 659822709), (13, 609067116), (14, 565562322), (18, 439881806), (19, 416730132), (21, 377041548), (26, 304533558), (28, 282781161), (36, 219940903), (38, 208365066), (39, 203022372), (42, 188520774), (52, 152266779), (57, 138910044), (63, 125680516), (76, 104182533), (78, 101511186), (84, 94260387), (91, 87009588), (114, 69455022), (117, 67674124), (126, 62840258), (133, 59532876), (156, 50755593), (171, 46303348), (182, 43504794), (228, 34727511), (234, 33837062), (247, 32056164), (252, 31420129), (266, 29766438), (273, 29003196), (342, 23151674), (364, 21752397), (399, 19844292), (468, 16918531), (494, 16028082), (532, 14883219), (546, 14501598), (684, 11575837), (741, 10685388), (798, 9922146), (819, 9667732), (988, 8014041), (1092, 7250799), (1197, 6614764), (1482, 5342694), (1596, 4961073), (1638, 4833866), (1729, 4579452), (2223, 3561796), (2394, 3307382), (2964, 2671347), (3276, 2416933), (3458, 2289726), (4446, 1780898), (4788, 1653691), (5187, 1526484), (6916, 1144863), (8892, 890449), (10374, 763242), (15561, 508828), (20748, 381621), (31122, 254414), (62244, 127207)]