8890481920

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1420

約数の個数: 144

約数和(自身を含む): 21891240000

約数和(自身を除く): 13000758080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 83, 128, 134, 160, 166, 256, 268, 320, 332, 335, 415, 536, 640, 664, 670, 830, 1072, 1249, 1280, 1328, 1340, 1660, 2144, 2498, 2656, 2680, 3320, 4288, 4996, 5312, 5360, 5561, 6245, 6640, 8576, 9992, 10624, 10720, 11122, 12490, 13280, 17152, 19984, 21248, 21440, 22244, 24980, 26560, 27805, 39968, 42880, 44488, 49960, 53120, 55610, 79936, 83683, 85760, 88976, 99920, 103667, 106240, 111220, 159872, 167366, 177952, 199840, 207334, 222440, 319744, 334732, 355904, 399680, 414668, 418415, 444880, 518335, 669464, 711808, 799360, 829336, 836830, 889760, 1036670, 1338928, 1423616, 1598720, 1658672, 1673660, 1779520, 2073340, 2677856, 3317344, 3347320, 3559040, 4146680, 5355712, 6634688, 6694640, 6945689, 7118080, 8293360, 10711424, 13269376, 13389280, 13891378, 16586720, 21422848, 26538752, 26778560, 27782756, 33173440, 34728445, 53557120, 55565512, 66346880, 69456890, 107114240, 111131024, 132693760, 138913780, 222262048, 277827560, 444524096, 555655120, 889048192, 1111310240, 1778096384, 2222620480, 4445240960, 8890481920]

約数ペア:

[(1, 8890481920), (2, 4445240960), (4, 2222620480), (5, 1778096384), (8, 1111310240), (10, 889048192), (16, 555655120), (20, 444524096), (32, 277827560), (40, 222262048), (64, 138913780), (67, 132693760), (80, 111131024), (83, 107114240), (128, 69456890), (134, 66346880), (160, 55565512), (166, 53557120), (256, 34728445), (268, 33173440), (320, 27782756), (332, 26778560), (335, 26538752), (415, 21422848), (536, 16586720), (640, 13891378), (664, 13389280), (670, 13269376), (830, 10711424), (1072, 8293360), (1249, 7118080), (1280, 6945689), (1328, 6694640), (1340, 6634688), (1660, 5355712), (2144, 4146680), (2498, 3559040), (2656, 3347320), (2680, 3317344), (3320, 2677856), (4288, 2073340), (4996, 1779520), (5312, 1673660), (5360, 1658672), (5561, 1598720), (6245, 1423616), (6640, 1338928), (8576, 1036670), (9992, 889760), (10624, 836830), (10720, 829336), (11122, 799360), (12490, 711808), (13280, 669464), (17152, 518335), (19984, 444880), (21248, 418415), (21440, 414668), (22244, 399680), (24980, 355904), (26560, 334732), (27805, 319744), (39968, 222440), (42880, 207334), (44488, 199840), (49960, 177952), (53120, 167366), (55610, 159872), (79936, 111220), (83683, 106240), (85760, 103667), (88976, 99920)]