2007678840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{997}}^1$

素因数の和:1281

約数の個数: 128

約数和(自身を含む): 6126442560

約数和(自身を除く): 4118763720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 173, 194, 291, 346, 388, 485, 519, 582, 692, 776, 865, 970, 997, 1038, 1164, 1384, 1455, 1730, 1940, 1994, 2076, 2328, 2595, 2910, 2991, 3460, 3880, 3988, 4152, 4985, 5190, 5820, 5982, 6920, 7976, 9970, 10380, 11640, 11964, 14955, 16781, 19940, 20760, 23928, 29910, 33562, 39880, 50343, 59820, 67124, 83905, 96709, 100686, 119640, 134248, 167810, 172481, 193418, 201372, 251715, 290127, 335620, 344962, 386836, 402744, 483545, 503430, 517443, 580254, 671240, 689924, 773672, 862405, 967090, 1006860, 1034886, 1160508, 1379848, 1450635, 1724810, 1934180, 2013720, 2069772, 2321016, 2587215, 2901270, 3449620, 3868360, 4139544, 5174430, 5802540, 6899240, 10348860, 11605080, 16730657, 20697720, 33461314, 50191971, 66922628, 83653285, 100383942, 133845256, 167306570, 200767884, 250959855, 334613140, 401535768, 501919710, 669226280, 1003839420, 2007678840]

約数ペア:

[(1, 2007678840), (2, 1003839420), (3, 669226280), (4, 501919710), (5, 401535768), (6, 334613140), (8, 250959855), (10, 200767884), (12, 167306570), (15, 133845256), (20, 100383942), (24, 83653285), (30, 66922628), (40, 50191971), (60, 33461314), (97, 20697720), (120, 16730657), (173, 11605080), (194, 10348860), (291, 6899240), (346, 5802540), (388, 5174430), (485, 4139544), (519, 3868360), (582, 3449620), (692, 2901270), (776, 2587215), (865, 2321016), (970, 2069772), (997, 2013720), (1038, 1934180), (1164, 1724810), (1384, 1450635), (1455, 1379848), (1730, 1160508), (1940, 1034886), (1994, 1006860), (2076, 967090), (2328, 862405), (2595, 773672), (2910, 689924), (2991, 671240), (3460, 580254), (3880, 517443), (3988, 503430), (4152, 483545), (4985, 402744), (5190, 386836), (5820, 344962), (5982, 335620), (6920, 290127), (7976, 251715), (9970, 201372), (10380, 193418), (11640, 172481), (11964, 167810), (14955, 134248), (16781, 119640), (19940, 100686), (20760, 96709), (23928, 83905), (29910, 67124), (33562, 59820), (39880, 50343)]