131639144

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 331161600

約数和(自身を除く): 199522456

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 31, 38, 52, 56, 62, 76, 91, 104, 124, 133, 152, 182, 217, 247, 248, 266, 307, 364, 403, 434, 494, 532, 589, 614, 728, 806, 868, 988, 1064, 1178, 1228, 1612, 1729, 1736, 1976, 2149, 2356, 2456, 2821, 3224, 3458, 3991, 4123, 4298, 4712, 5642, 5833, 6916, 7657, 7982, 8246, 8596, 9517, 11284, 11666, 13832, 15314, 15964, 16492, 17192, 19034, 22568, 23332, 27937, 30628, 31928, 32984, 38068, 40831, 46664, 53599, 55874, 61256, 66619, 75829, 76136, 81662, 107198, 111748, 123721, 133238, 151658, 163324, 180823, 214396, 223496, 247442, 266476, 303316, 326648, 361646, 428792, 494884, 530803, 532952, 606632, 723292, 866047, 989768, 1061606, 1265761, 1446584, 1732094, 2123212, 2350699, 2531522, 3464188, 4246424, 4701398, 5063044, 6928376, 9402796, 10126088, 16454893, 18805592, 32909786, 65819572, 131639144]

約数ペア:

[(1, 131639144), (2, 65819572), (4, 32909786), (7, 18805592), (8, 16454893), (13, 10126088), (14, 9402796), (19, 6928376), (26, 5063044), (28, 4701398), (31, 4246424), (38, 3464188), (52, 2531522), (56, 2350699), (62, 2123212), (76, 1732094), (91, 1446584), (104, 1265761), (124, 1061606), (133, 989768), (152, 866047), (182, 723292), (217, 606632), (247, 532952), (248, 530803), (266, 494884), (307, 428792), (364, 361646), (403, 326648), (434, 303316), (494, 266476), (532, 247442), (589, 223496), (614, 214396), (728, 180823), (806, 163324), (868, 151658), (988, 133238), (1064, 123721), (1178, 111748), (1228, 107198), (1612, 81662), (1729, 76136), (1736, 75829), (1976, 66619), (2149, 61256), (2356, 55874), (2456, 53599), (2821, 46664), (3224, 40831), (3458, 38068), (3991, 32984), (4123, 31928), (4298, 30628), (4712, 27937), (5642, 23332), (5833, 22568), (6916, 19034), (7657, 17192), (7982, 16492), (8246, 15964), (8596, 15314), (9517, 13832), (11284, 11666)]